Yoga for knee osteoarthritis: pain, stiffness and daily movement

Practice schedules offer clues, while some benefits fall short

A 6-week randomized controlled trial examined adding yoga to conventional exercise. Its 50 participants were assigned to conventional exercise alone or conventional exercise with yoga. The additional yoga improved knee-flexion range of motion, strength around the hip and knee, and flexibility in some muscles. Pain scores during stair climbing also fell significantly. These outcomes describe components involved in movement, giving the study a more specific focus than a general symptom questionnaire alone. [11]

The muscles with significant between-group flexibility differences were the rectus femoris at the front of the thigh and the tensor fascia lata at the outer hip. Knee-bending range and hip and knee muscle strength also favored the added-yoga group. However, the study found no significant improvement in overall function before and after the intervention. Changes in the components of movement and changes in a broader function measure gave different answers in the same trial. [11]

The online trial also showed a distinction between average results and individual responses. More yoga participants than control participants reached the minimum improvement considered clinically meaningful for both walking pain and physical function. That was an encouraging finding about how many people reached the threshold, even though the average function improvement fell below it. Primary-outcome responses were available from 195 participants at 12 weeks and 189 at 24 weeks, representing 92% and 89% of all participants. [7]

For planning a habit, a 2021 systematic review provides information about how group and home sessions were connected. It covered 11 studies and 2,221 participants in populations with an average age above 50 who had chronic musculoskeletal conditions. Some conditions involved body regions other than the knee. Within this broader evidence, the authors found moderate evidence of pain benefits for osteoarthritis. The programs’ organization is useful context when considering what “doing yoga” meant in the trials. [3]

Most effective trials were short-term. They used at least 1 weekly group class lasting 60 minutes and, on average, 4 home sessions of 30 minutes each week. The review supported props and movement modifications to accommodate physical limitations associated with age. Yoga was well received, with good adherence. These details describe exercise shaped around participants’ ability to take part, including both supervised practice and something they could repeat at home. [3]

A 2024 systematic review examined the content of effective yoga interventions for osteoarthritis. Among effective interventions, 8 included poses, and 7 also included breathing practice, meditation or relaxation. In 4 interventions, poses had been modified for osteoarthritis. The research was therefore studying combinations of practices and adaptations, rather than a single posture performed identically by everyone. These details help explain why the name of a yoga style alone says little about the program being evaluated. [13]

The effective interventions included seated, standing, supine and prone poses: practice while sitting, standing, lying on the back and lying on the front. Some combined supervised group sessions with individual home practice. The review’s overall methodological quality was low, and its authors called for high-quality long-term trials. For someone considering a program, the positions used and the home-practice content matter alongside the name of the yoga style. [13]

The 2026 knee-osteoarthritis meta-analysis found the largest pain effects in programs delivered 4–7 times per week. At least 8 weeks of practice was associated with consistent pain improvement. These were comparisons of program characteristics across studies, rather than a personal prescription for that frequency. They offer material for discussing continuity with a doctor or instructor, while a person’s own practice schedule still needs to fit the knee and the circumstances. [1]

Home delivery was tested directly in the randomized trial of 212 adults with symptomatic knee osteoarthritis. Both groups received online osteoarthritis information, and the yoga group also received recorded videos. Its planned practice was 3 times each week for 12 weeks, using a weekly video. This format explored access to exercise without travel to a class, making the results relevant to people for whom attendance is difficult. [7]

At 12 weeks, physical function favored yoga by 4.0 points. Stiffness, quality of life and participants’ confidence in managing arthritis also improved. Pain during walking did not improve significantly, however, and the average physical-function improvement did not reach the minimum clinically important difference. Benefits were not maintained at 24 weeks, and adverse events were minor. The short-term function benefit was small and did not persist at follow-up. [7]

Broader improvements in life remain less established. The 2024 meta-analysis found no significant improvement in activities of daily living or quality of life. The 2021 review also found no short-term quality-of-life effect. The 2026 synthesis rated evidence low or very low certainty across its outcomes. Those findings sit alongside the encouraging symptom results: pain and stiffness can be worthwhile targets, while improvement across life as a whole has not been firmly demonstrated. [1][2][3]

Safety findings also varied. The small trial in older women observed no yoga-related adverse events. The comparison with strengthening exercise reported similar mild adverse events in both groups, and the video trial reported minor events. Practice should never become an obligation to tolerate worsening pain merely to complete a class or finish a video. [4][6][7]

Common misconceptions

“If any pain remains, exercise has failed.” This overlooks the different outcomes researchers measure. In the video trial, walking pain did not differ significantly between groups, yet physical function changed. A useful discussion can include the person’s chosen movements and how symptoms interrupt daily life, alongside pain itself. That allows the person to recognize the particular change they experienced without having to describe the knee as completely better. [7]

“Greater flexibility automatically means better function.” The trial adding yoga to conventional exercise found benefits in range of motion, selected muscles’ flexibility, strength and stair-climbing pain. It did not find a significant improvement in overall function. Those results make the goal of practice more precise. A movement component and a broader function score are both informative, but they describe different aspects of what changed. [11]

“Yoga is the only exercise worth choosing for an arthritic knee.” The active-comparison evidence leaves several options open. In the trial with an average age of 62.5, the main 12-week pain outcome did not differ significantly from strengthening exercise. In the smaller trial, pain and self-reported function improved similarly with yoga and strengthening, while knee-flexor strength favored strengthening. Personal preference and the doctor’s assessment can guide the choice among approaches. [4][12]

The programs behind these findings included supervision, home practice and, in some cases, pose selection informed by knee loading. The review supporting props and modifications provides another reason to focus on whether the program is suitable for the person. A useful question for an instructor is how participation will work with the knee’s limitations. Achieving an ideal-looking pose is a different goal from joining an exercise program that has been constructed around symptoms and feasible movement. [3][12]

What you can do today

• After your doctor confirms that exercise is appropriate, and if suitable instruction is available, try a weekly 60-minute group yoga session. Use the chronic-musculoskeletal review’s schedule as a reference, with props and modified movements suited to your knee. Work within a pain-free range. [3]
• For home practice, first confirm that the content suits your knee. The recorded-video trial used the weekly video 3 times a week for 12 weeks. Match session length to the video’s content and your condition, and stop rather than pushing through pain to finish. [7]
• Choose something you want to follow, such as pain, stiffness or getting up from a chair. Record your starting experience and how it feels after 8 weeks, and tell family members about the changes you notice. [6]
• If you have a chronic condition or take medication, consult your doctor before starting. If knee pain worsens or you feel unwell, stop and speak with a doctor or instructor. Avoid deep squatting, seiza, the Japanese kneeling sitting position, or kneeling and other positions that load the knee if they cause pain; ask the instructor for an alternative. Knee loading was considered in the specially designed trial program. [12]

Plan a weekly movement habit with knee osteoarthritis at On the Shore Tachikawa

For someone choosing exercise with knee osteoarthritis, On the Shore Tachikawa (オンザショア立川店) can provide a fixed weekly time to keep moving after checking suitable activities with a doctor.

Older guests should start with room-temperature yoga. Anyone sensitive to heat or living with a chronic condition should check with their doctor first. Guests whose doctor has told them not to exercise cannot join. Pregnant guests cannot participate in lava-stone hot yoga.

The lava-stone hot yoga studio opens every day from 8:00 to 23:30. It is a 1-minute walk from the North Exit of JR Tachikawa Station, at 3F Etoile Bldg, 2-14-10 Akebonocho, Tachikawa, Tokyo. Many of our yoga instructors speak English, and the studio’s owner often helps guests from the US bases in English herself.

Its more than 25 kinds of yoga lessons include room-temperature yoga. The studio also offers Pilates, women-only kickboxercise, boxercise, HIIT and personal training. A 60-minute trial yoga lesson costs ¥1,980, including tax, with 2 bath towels, 1 face towel and mat rental. Read the studio information, check prices and choose a suitable time through trial booking.

References

1. Effects of yoga on pain, physical function, and biomechanical/impairment outcomes in knee osteoarthritis: A systematic review and three-level meta-analysis — Ji-Lan Zhou et al., 2026, Journal of Back and Musculoskeletal Rehabilitation. DOI: 10.1177/10538127261421867

2. The impact of Yoga on patients with knee osteoarthritis: A systematic review and meta-analysis of randomized controlled trials — Junyue Lu et al., 2024, PLOS ONE. DOI: 10.1371/journal.pone.0303641

3. A systematic review of the effectiveness of yoga on pain, physical function, and quality of life in older adults with chronic musculoskeletal conditions. — Laura Denham-Jones et al., 2021, Musculoskeletal care. DOI: 10.1002/msc.1576

4. Yoga or Strengthening Exercise for Knee Osteoarthritis — B. J. Abafita et al., 2025, JAMA Network Open. DOI: 10.1001/jamanetworkopen.2025.3698

5. Yoga for managing knee osteoarthritis in older women: a pilot randomized controlled trial — Corjena Cheung et al., 2014, BMC Complementary and Alternative Medicine. DOI: 10.1186/1472-6882-14-160

6. Effectiveness of an Unsupervised Online Yoga Program on Pain and Function in People With Knee Osteoarthritis — K. Bennell et al., 2022, Annals of Internal Medicine. DOI: 10.7326/m22-1761

7. A Pilot Randomized Controlled Trial of the Effects of Chair Yoga on Pain and Physical Function Among Community-Dwelling Older Adults With Lower Extremity Osteoarthritis — Juyoung Park et al., 2016, Journal of the American Geriatrics Society. DOI: 10.1111/jgs.14717

8. Influence of yoga on pain, lower extremity kinetics, kinematics and function in patients with knee osteoarthritis — M. Shetty et al., 2024, International Journal Of Community Medicine And Public Health. DOI: 10.18203/2394-6040.ijcmph20241493

9. Efficacy of a biomechanically-based yoga exercise program in knee osteoarthritis: A randomized controlled trial — Alexander B. Kuntz et al., 2018, PLoS ONE. DOI: 10.1371/journal.pone.0195653

10. Key characteristics of effective yoga interventions for managing osteoarthritis: a systematic review and meta-analysis — Isha Biswas et al., 2024, Rheumatology International. DOI: 10.1007/s00296-024-05652-y

11. Managing knee osteoarthritis with yoga or aerobic/strengthening exercise programs in older adults: a pilot randomized controlled trial — Corjena Cheung et al., 2016, Rheumatology international. DOI: 10.1007/s00296-016-3620-2

Cover photo: A person lying on their back demonstrates bending the knees in a knee-flexion exercise. (Photo: Shreyash.smart / CC BY-SA 4.0 / Wikimedia Commons)

Information as of October 2026. For your own health, consult a doctor.

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