Is Chair Tai Chi Good for Arthritis?

I wrote this guide after reviewing clinical trials, systematic reviews, and guidance from the CDC, NIH, and the American College of Rheumatology. Where evidence is strong I say so, and where it is thin I say that too. Source links are at the bottom.

Is Chair Tai Chi Good for Arthritis? The Short Answer

Yes, chair tai chi is generally a good, low-risk option for most people with arthritis. The strongest evidence, though, comes from standing tai chi for knee and hip osteoarthritis, not from seated versions.

In the sections below I separate what the research proves from what is a reasonable inference. The table summarizes my overall verdict by arthritis type and evidence level, so you can see at a glance where chair tai chi has the best support.

Condition Verdict Evidence strength
Knee osteoarthritis Good option Strongest (randomized trials, major guidelines)[^1][^3]
Hip osteoarthritis Good option Guideline-supported[^3][^4]
Fibromyalgia Promising Large randomized trial[^11]
Rheumatoid arthritis Safe, benefit unproven Limited, low-quality[^10]
Hand, spine, psoriatic arthritis Unclear Little direct evidence

Arthritis is common enough that the question matters. CDC data show that adults aged 45 and older make up 88.3% of U.S. adults with arthritis, and about 25.7 million of them are 65 or older.[^12] Many of these people find standing exercise painful, which is where a seated format helps.

Is Chair Tai Chi Good for Arthritis Pain, Stiffness, and Mobility?

Yes, it can help with arthritis pain, stiffness, and mobility, though improvement is usually gradual. Tai chi in general has been linked to better pain, stiffness, and physical function in osteoarthritis, and a seated routine lets you do the gentle movement without loading sore joints.[^6]

The list below shows what to expect in each area.

  • Pain: A 2016 meta-analysis of 18 randomized trials (1,260 participants) found positive evidence that tai chi relieves chronic osteoarthritis pain.[^14]
  • Stiffness: A 2015 review of nine osteoarthritis studies (543 participants) concluded tai chi improved pain and stiffness.[^6]
  • Mobility: Repeated, gentle range-of-motion movement keeps shoulders, spine, hips, wrists, and ankles moving.
  • Realistic timeline: In the major knee osteoarthritis trial, improvements were measured at 12 weeks, so think weeks, not days.[^1]

Is Chair Tai Chi Good for Arthritis Compared to Doing Nothing?

Yes, gentle movement is almost always better for arthritis than inactivity. The CDC states that physical activity relieves arthritis pain and stiffness, boosts energy, and lifts mood, and that some activity is better than none.[^13] Activity can reduce arthritis symptoms by up to 40%, yet about 1 in 3 adults with arthritis report no leisure-time physical activity.[^18] A seated format lowers the barrier to getting started.

What Is Chair Tai Chi (and How Does It Work for Arthritis)?

Chair tai chi is a seated adaptation of tai chi. It may help arthritis by combining slow, low-impact joint movement with deep breathing and mindful focus, so you get the benefits of gentle exercise without bearing weight through painful joints.

Tai chi is a practice built on slow, gentle movements, controlled breathing, and a meditative state of mind.[^6] The seated version keeps those elements and moves the practice into a stable chair. The table compares the two formats.

Feature Chair tai chi Standing tai chi
Weight bearing Minimal Full body weight
Fall risk Very low Higher for people with poor balance
Leg strengthening Milder Greater
Accessibility Suits wheelchair users, post-surgery recovery, severe joint pain Needs reasonable standing ability
Research base Small studies Large randomized trials

Chair Tai Chi Explained: Seated Tai Chi Movements

A typical seated session includes breathing, arm flow, torso rotation, and ankle or leg work. Researchers in Hong Kong designed a 12-form sitting tai chi routine with an experienced tai chi master for older adults who could not stand well.[^8] The movements below are common in seated programs.

  • Breathing and centering: Slow abdominal breathing with relaxed shoulders.
  • Arm sweeps and "cloud hands" variations: Shoulder, elbow, and wrist mobility.
  • Torso rotation: Gentle spinal movement within a comfortable range.
  • Ankle circles and seated leg extensions: Circulation and light lower-limb activation.

Why Chair Tai Chi May Be Good for Arthritis: Proposed Mechanisms

Researchers have proposed several reasons it helps, though no single mechanism is proven. The Tufts trial team described tai chi as a multicomponent mind-body exercise, which is consistent with a combined effect on pain, mood, and function.[^1] The proposed pathways are:

  • Joint movement: Repeated range-of-motion work may reduce stiffness.
  • Muscle activation: Light muscle use without high joint stress.
  • Relaxation: Breath control may lower tension and stress.
  • Mind-body focus: Mindful attention may change how pain is perceived.
  • Posture and body awareness: Better alignment may reduce strain.

Is Chair Tai Chi Good for Arthritis? What the Research Says

Research supports tai chi as good for arthritis, especially knee osteoarthritis. Studies of chair-based tai chi specifically are small and do not yet prove arthritis benefits on their own.

The table below lists the key studies I relied on, with design and findings, so you can judge the strength of the evidence yourself.

Study Design Key finding
Wang et al., 2016 (Annals of Internal Medicine) 204 adults with knee osteoarthritis; tai chi vs. physical therapy Pain scores (WOMAC) fell 167 points with tai chi and 143 with physical therapy at 12 weeks; tai chi produced similar benefits[^1]
Wang et al., 2018 (BMJ) 226 adults with fibromyalgia; tai chi vs. aerobic exercise Tai chi improved symptoms similarly or more than aerobic exercise[^11]
Lee et al., 2015 (Disability and Rehabilitation) 59 older adults in care facilities; sitting tai chi vs. mobilizing exercises Improved sitting balance and finger-pointing accuracy[^7]
Wu et al., 2023 (Frontiers in Physiology) Meta-analysis of tai chi in rheumatoid arthritis (351 patients) Safe, but no significant gains in physical function or pain[^10]
Murphy et al., 2021 (IJERPH) Meta-analysis of chair-based exercise (1,388 participants aged 50+) Improved handgrip, arm curl, and chair-stand performance[^9]

Is Chair Tai Chi Good for Arthritis According to Major Guidelines?

Yes, the major guidelines support tai chi for knee and hip osteoarthritis. The 2019 American College of Rheumatology and Arthritis Foundation guideline strongly recommends tai chi for knee and hip osteoarthritis.[^3][^19] A physician summary of the guideline notes that tai chi and exercise slightly improve pain and function, and that tai chi's benefit lasts at least 24 weeks.[^5] That wording is a useful reality check: the improvements are real but modest.

Is Chair Tai Chi Good for Arthritis Based on Seated-Specific Studies?

Probably yes, but the seated-specific proof is limited. In the Lee trial, participants trained one hour per session, three times a week, for three months. They improved sequential weight shifting by 29.0%, maximum reaching distance by 21.2%, and finger-pointing accuracy by 17.3%.[^7] These were frail older adults in residential care, not people selected for arthritis, and the authors called it a pilot study.[^7] The author's PhD thesis also reported that sitting tai chi and conventional exercise improved balance and coordination to a similar degree.[^8]

What the Evidence Does Not Yet Prove

These are the limits I would keep in mind. The NIH notes that high-quality studies are still needed to determine the best type, intensity, frequency, and duration of tai chi for knee osteoarthritis.[^6]

  • Structural repair: No study I reviewed shows tai chi repairs cartilage.
  • Seated vs. standing: I found no head-to-head arthritis trial comparing the two.
  • Superiority over other gentle exercise: Tai chi has not been shown to beat all alternatives.
  • Evidence certainty: A 2021 review found low-to-moderate strength evidence for knee osteoarthritis.[^6]

Is Chair Tai Chi Good for Arthritis Types? Condition-by-Condition Breakdown

Chair tai chi is most likely to help knee and hip osteoarthritis and fibromyalgia. For rheumatoid arthritis the evidence shows it is safe, but clear pain or function gains have not been demonstrated.

Arthritis covers roughly 100 conditions, so one answer does not fit all.[^12] The table summarizes how I would match chair tai chi to each type, followed by detail on each.

Arthritis type Does chair tai chi fit? Key caution
Knee osteoarthritis Yes, strongest support Keep movements comfortable
Hip osteoarthritis Yes, guideline-supported Avoid forced range
Rheumatoid arthritis Safe; benefit unproven Pause during active flares
Hands and wrists Possibly helpful Little direct evidence
Spine and neck Possibly helpful Avoid forceful twisting
Fibromyalgia Promising Build up gradually

Is Chair Tai Chi Good for Osteoarthritis?

Yes, osteoarthritis has the best evidence base. Beyond the Tufts trial, a 2022 meta-analysis found tai chi and qigong clearly improved self-reported function in knee osteoarthritis.[^16] A seated format protects painful weight-bearing joints, and you can still practice the same flowing sequences.

Is Chair Tai Chi Good for Rheumatoid Arthritis?

It appears safe for rheumatoid arthritis, but I cannot say it reliably reduces pain or improves function. A 2023 meta-analysis of six randomized and three controlled trials (351 patients) found tai chi was safe but did not significantly improve physical function or pain, and the authors called for more evidence.[^10] The NIH likewise says it is unclear whether tai chi relieves rheumatoid arthritis pain.[^6] On a flare day, a seated routine may still be easier to do, but follow your rheumatologist's guidance.

Is Chair Tai Chi Good for Arthritis in the Hands, Wrists, and Shoulders?

It may help with mobility and circulation, but direct evidence for hand arthritis is limited. The ACR/Arthritis Foundation tai chi recommendation applies to knee and hip osteoarthritis, while hand osteoarthritis recommendations center on items such as orthoses.[^3] Wrist and finger flow movements can be a gentle add-on. Skip any movement that causes sharp or lingering pain.

Is Chair Tai Chi Good for Arthritis in the Knees and Hips?

Yes, this is where seated practice makes the most sense. You can do ankle circles and gentle leg extensions without loading the joint. Seated practice can also be a stepping stone toward standing tai chi.

Is Chair Tai Chi Good for Arthritis in the Spine and Neck?

It may help, but I did not find dedicated trials in spinal arthritis. Seated torso rotations and side bends can promote mobility and posture awareness. The NIH advises that people with acute back pain, fractures, sprains, or osteoporosis may need to modify or avoid certain postures.[^15]

Is Chair Tai Chi Good for Psoriatic Arthritis, Fibromyalgia, and Other Conditions?

For fibromyalgia the answer is a qualified yes. In a 52-week trial of 226 adults, tai chi groups improved significantly more than the aerobic exercise group at 24 weeks. Twenty-four weeks of tai chi beat 12 weeks, and no serious adverse events were reported.[^11] For psoriatic arthritis and ankylosing spondylitis I did not find dedicated trials, so I would treat benefit as unproven and check with your care team.

Benefits: Why Chair Tai Chi Is Good for Arthritis Beyond Pain Relief

Yes, chair tai chi may help with more than joint pain, including fatigue, sleep, mood, balance, and daily function. Much of that evidence comes from standing tai chi and related mind-body research rather than seated-specific trials.

Arthritis often brings anxiety, depression, poor sleep, and reduced activity. CDC data note that adults with arthritis have disproportionate rates of anxiety and depression.[^12] The table summarizes the evidence by benefit.

Benefit What the evidence says Strength
Mood and quality of life Tai chi group improved more in depression and quality of life than physical therapy group[^2] Moderate
Sleep A 2011 review of 20 studies supported tai chi for chronic insomnia[^14] Moderate
Fatigue A 2019 review in fibromyalgia found better sleep, less fatigue, and less depression[^6] Moderate
Balance and falls May reduce fall risk in older adults; unknown in osteoarthritis[^6][^14] Mixed
Sitting balance Improved in a 59-person seated tai chi trial[^7] Preliminary

It may help. In the fibromyalgia literature, tai chi has been linked to relieved fatigue, better sleep, and reduced depression.[^6] Slow breathing and rhythmic movement can also be calming without being exhausting.

Is Chair Tai Chi Good for Arthritis Sleep and Mood?

Likely yes. Chronic pain and low mood tend to feed each other, so mood benefits matter. In the Tufts knee trial, the tai chi group saw greater improvement in depression symptoms and quality of life than the physical therapy group.[^2]

Is Chair Tai Chi Good for Arthritis Balance and Fall Prevention?

Standing tai chi has the stronger balance evidence. The NIH says tai chi may improve balance and prevent falls in older adults, but it is unknown whether it reduces falls specifically in people with osteoarthritis.[^6] The seated trial showed better sitting balance and posture-related control, and the authors suggested it as an option for people with poor standing balance.[^7]

Is Chair Tai Chi Good for Arthritis and Daily Function?

Probably yes. Chair-based exercise in general improved upper-limb strength and lower-limb function in older adults, and those are the abilities behind reaching, rising from a chair, and getting dressed.[^9] I would treat this as supportive rather than proof that chair tai chi specifically improves daily function in arthritis.

Risks and Limitations: When Chair Tai Chi May Not Be Good for Arthritis

Chair tai chi is not right for every situation. It is considered safe overall, but you should reduce or pause it during a flare-up and talk to your doctor first if you have certain conditions.

The NIH describes tai chi as a safe practice and notes that musculoskeletal soreness after starting tends to improve with continued practice.[^14] The CDC likewise says some pain, stiffness, and swelling is normal after starting a new activity.[^13] The table lists the main cautions.

Situation What I recommend
Active flare-up Shrink the movements, shorten the session, or rest
Recent surgery or joint replacement Get clearance from your surgeon or therapist
Osteoporosis, fractures, sprains Modify or avoid certain postures[^15]
Acute back pain or knee problems Modify postures with guidance[^15]
Dizziness or uncontrolled blood pressure Check with your doctor first

Is Chair Tai Chi Good for Arthritis During a Flare-Up?

Often only in a very gentle form. Very small movements and slow breathing may feel fine, but rest is sometimes the right choice. The CDC lists large increases in swelling, or joints that feel hot or look red, among the signs to take seriously.[^13]

Movements and Mistakes That Can Aggravate Arthritis

Most problems come from doing too much. Watch for these:

  • Forcing range of motion: Stay within a comfortable range.
  • Fast or jerky transitions: Keep movements slow and continuous.
  • Poor chair setup: Avoid low, wobbly, or wheeled chairs.
  • Holding positions too long: Keep moving.

Who Should Talk to a Doctor Before Starting

I recommend checking in if you have had recent surgery, have severe osteoporosis, spinal instability, heart conditions, or unexplained worsening joint pain. The NIH also advises consulting your provider if you have a medical condition or have not exercised in a while.[^17]

Warning Signs to Stop

Stop and seek advice if you notice any of these:

  • Sharp or sudden pain
  • Pain lasting hours after a session
  • New swelling, numbness, or tingling
  • Dizziness or shortness of breath

This article is educational and not a substitute for personal medical advice. Tai chi should not replace conventional care or delay seeing a doctor about a medical problem.[^17]

How to Do Chair Tai Chi for Arthritis Safely

You can do chair tai chi for arthritis safely by starting with short sessions, using a stable chair, keeping movements comfortable, and stopping if you feel sharp pain.

The trials used structured, instructor-led programs, so the numbers below describe those studies. My starting suggestions for beginners are practical guidance, not trial-tested prescriptions.

Parameter From the research My practical suggestion
Knee OA trial 2 sessions/week for 12 weeks[^1] Begin 2-3 times weekly
Fibromyalgia trial 60-minute sessions; 24 weeks beat 12; twice weekly no better than weekly[^11] Consistency over frequency
Overall activity goal CDC cites 150-300 minutes of moderate activity weekly[^12] Build up gradually
Starting session Not specified 5-10 minutes

Is Chair Tai Chi Good for Arthritis If You're a Complete Beginner?

Yes, it is one of the more beginner-friendly options because it is low impact and self-paced. Start with breathing and smooth motion before worrying about range of motion, and build up as your joints tolerate it.

Choosing the Right Chair and Setup

A good setup prevents most avoidable problems. Use this checklist:

  • Sturdy, stable chair: No wheels.
  • Seat height: Feet flat, knees near 90 degrees.
  • Arms: Armless or low-arm chairs allow freer arm movement.
  • Posture: Sit toward the front edge with a tall, relaxed spine.
  • Space: Clear room to move your arms.

Basic Chair Tai Chi Movements Good for Arthritis

These movements target the joints most affected by arthritis. Move slowly and keep everything within a pain-free range.

Seated Breathing and Centering

Breathe slowly into your abdomen, keeping your shoulders relaxed. This sets the pace for the rest of the session.

Arm Wave and Cloud Hands Variation

Let your arms sweep in slow, flowing arcs to move the shoulders, elbows, and wrists.

Seated Torso Rotation

Turn gently from the waist for spinal mobility, stopping before any strain.

Ankle Circles and Seated Leg Extensions

Circle the ankles and extend one leg at a time to support circulation and light lower-limb activation.

Wrist and Finger Flow

Open, close, and flow the hands slowly to ease stiffness.

How Often and How Long: Is Chair Tai Chi Good for Arthritis Daily?

Short, regular sessions are a reasonable approach if they do not increase your pain. In the fibromyalgia trial, twice-weekly practice was not significantly better than weekly, but longer programs produced larger improvements.[^11] I suggest a pattern like the one below.

  • Starting point: 2-3 sessions per week.
  • Session length: 10-30 minutes.
  • Best timing: When joints are most mobile, or in the morning to ease stiffness.
  • Priority: Consistency over intensity.

Adapting Chair Tai Chi to Your Pain Level

Adjust each session to how you feel that day. Use smaller movements on bad days, slow down or shorten sessions, add cushions for support, and keep a simple pain log before and after practice to spot patterns.

Chair Tai Chi vs Other Arthritis Exercises: Is Chair Tai Chi Good for Arthritis Compared to Alternatives?

Chair tai chi is a good arthritis exercise compared with its alternatives, but it works best as one part of a plan that also includes strengthening and aerobic activity.

The Arthritis Foundation and ACR list aerobic, strengthening, neuromuscular, and aquatic exercise alongside tai chi as strongly recommended for osteoarthritis, and note that supervised exercise may work better.[^3] No particular exercise has been shown to be superior.[^5] The table compares the options.

Option Strengths Limitations
Chair tai chi Low impact, calming, easy to do at home Seated-specific evidence is limited
Standing tai chi Strongest evidence; guideline-supported[^3] Needs adequate balance
Chair yoga Held poses, more stretching Yoga is conditionally recommended for knee OA[^19]
Aquatic exercise Buoyancy unloads joints; strongly recommended[^3] Needs pool access
Walking and strength training Build muscle and cardiovascular fitness May be hard during flares

Is Chair Tai Chi Good for Arthritis Compared to Chair Yoga?

Both are low impact and suit arthritis, but they feel different. Tai chi is flowing and continuous, while yoga uses held poses and more stretching. The guideline gives tai chi a strong recommendation for knee and hip osteoarthritis and yoga a conditional one for knee osteoarthritis, though that reflects evidence volume rather than a direct comparison.[^19]

Is Chair Tai Chi Good for Arthritis Compared to Water Exercise?

Water exercise is also strongly recommended and unloads the joints through buoyancy.[^3] Chair tai chi needs no pool, costs less, and is easy to do at home, so I see them as complementary.

Is Chair Tai Chi Good for Arthritis Compared to Walking and Strength Training?

It complements them rather than replaces them. Walking and strength training build muscle and cardiovascular fitness, while chair tai chi adds mobility, calm, and body awareness. The CDC's 150-minute weekly activity target is a useful benchmark for your overall plan.[^12]

Combining Chair Tai Chi with Your Arthritis Treatment Plan

Chair tai chi works alongside medication, physical therapy, and occupational therapy. Tell your doctor or physiotherapist about your routine, and treat it as part of a daily plan rather than a standalone cure.[^17]

Getting Started: Finding Classes, Videos, and Support

Chair tai chi is good for arthritis whether you learn at home or in a class, but a qualified instructor gives you feedback that videos cannot.

The NIH cautions that learning from a video or book does not ensure you are doing the movements correctly, and that there is no standard training for tai chi instructors.[^17] The table weighs the two learning formats.

Format Advantages Drawbacks
Home practice Flexible, low cost Less feedback and accountability
In-person class Instructor correction, social support Schedule and travel

In the fibromyalgia trial, participants attended tai chi sessions more often than aerobic sessions, which suggests the social, enjoyable format helps people stick with it.[^11]

Is Chair Tai Chi Good for Arthritis When Done at Home vs in a Class?

Both work, and many people do both. Home practice suits daily short sessions, while a class helps you learn correct form and stay motivated.

What to Look for in a Chair Tai Chi Instructor or Video

Use these criteria when choosing:

  • Experience: Background with arthritis or older adults.
  • Modifications: Clear options for different ability levels.
  • Pacing: Slow and easy to follow.
  • Safety: Reminders to rest and listen to your body.

Tracking Progress: How to Tell Whether Chair Tai Chi Is Good for Your Arthritis

Track your results so you can decide objectively. The major trials measured outcomes at 12 weeks and beyond, so I suggest reassessing after six to eight weeks.[^1]

  • Pain: Rate it 0-10 before and after sessions.
  • Stiffness: Note morning stiffness duration.
  • Mood and sleep: Record changes weekly.
  • Function: Watch for easier reaching, turning, and dressing.
  • When to call your clinician: If symptoms worsen or do not improve.

Sources

[^1]: Wang C, et al. "Comparative Effectiveness of Tai Chi Versus Physical Therapy for Knee Osteoarthritis: A Randomized Trial." Annals of Internal Medicine, 2016. https://pubmed.ncbi.nlm.nih.gov/27183035/

[^2]: NCCIH. "Study Shows Tai Chi and Physical Therapy Were Equally Helpful for Knee Osteoarthritis." https://nccih.nih.gov/research/results/spotlight/tai-chi-knee-osteoarthritis_2016

[^3]: Arthritis Foundation. "Treatment Guidelines for Osteoarthritis." https://www.arthritis.org/diseases/more-about/guidelines-for-osteoarthritis-treatments

[^4]: Kolasinski SL, et al. "2019 ACR/Arthritis Foundation Guideline for the Management of Osteoarthritis of the Hand, Hip, and Knee." Arthritis & Rheumatology, 2020. https://experts.mcmaster.ca/scholarly-works/1687418

[^5]: American Family Physician. "Osteoarthritis Management: Updated Guidelines from the ACR and Arthritis Foundation." https://www.aafp.org/link_out?pmid=33448759

[^6]: NCCIH. "Tai Chi: What You Need To Know." https://nccih.nih.gov/health/taichi

[^7]: Lee KYT, Hui-Chan CWY, Tsang WWN. "The effects of practicing sitting Tai Chi on balance control and eye-hand coordination in the older adults: a randomized controlled trial." Disability and Rehabilitation, 2015. https://www.ncbi.nlm.nih.gov/pubmed/25060039

[^8]: Lee YTK. "Will sitting Tai Chi improve eye-hand coordination, sitting balance or the subjective well-being of institutionalized older adults?" PhD thesis, Hong Kong Polytechnic University, 2013. https://theses.lib.polyu.edu.hk/handle/200/7243

[^9]: "The Effect of Chair-Based Exercise on Physical Function in Older Adults: A Systematic Review and Meta-Analysis." Int J Environ Res Public Health, 2021. https://pmc.ncbi.nlm.nih.gov/articles/PMC7920319

[^10]: Wu H, et al. "The effects of Tai Chi on physical function and safety in patients with rheumatoid arthritis: A systematic review and meta-analysis." Frontiers in Physiology, 2023. https://pmc.ncbi.nlm.nih.gov/articles/PMC9909273

[^11]: NCCIH. "Tai Chi Has Similar or Greater Benefits Than Aerobic Exercise for Fibromyalgia, Study Shows" (summarizing Wang C, et al., BMJ 2018;360:k851). https://nccih.nih.gov/research/results/spotlight/TaiChi-Fibromyalgia

[^12]: CDC. "Prevalence of Diagnosed Arthritis — United States, 2019–2021." MMWR. https://www.cdc.gov/mmwr/volumes/72/wr/mm7241a1.htm

[^13]: CDC. "FAQs about Arthritis." https://www.cdc.gov/arthritis/basics/faqs.htm

[^14]: NCCIH. "Mind and Body Practices for Older Adults: What the Science Says." https://nccih.nih.gov/health/providers/digest/age-science

[^15]: NCCIH. "Mind and Body Approaches for Chronic Pain: What the Science Says." https://nccih.nih.gov/health/providers/digest/ChronicPain-mindandbody-science

[^16]: "Are Mind-Body Exercise Beneficial for Treating Pain, Function, and Quality of Life in Middle-Aged and Old People With Chronic Pain? A Systematic Review and Meta-Analysis." Frontiers in Aging Neuroscience, 2022. https://www.frontiersin.org/articles/10.3389/fnagi.2022.921069/full

[^17]: NCCAM (now NCCIH). "Tai Chi: An Introduction" (archived fact sheet). https://webarchive.library.unt.edu/web/20090813112703/http://nccam.nih.gov/health/taichi/D322taichi.pdf

[^18]: CDC. "Arthritis Limits Daily Activities of 24 million US Adults" (press release, 2017). https://archive.cdc.gov/www_cdc_gov/media/releases/2017/p0307-arthritis-climbing.html

[^19]: MDedge. "OA management guidelines forgo treatment hierarchy or order but emphasize severity, patient risk factors." https://mdedge.com/internalmedicinenews/article/212988/osteoarthritis/oa-management-guidelines-forgo-treatment