Pilates: Origins, What a Class Involves and Evidence

What Pilates is

Pilates is a mind-body exercise that focuses on strength, core stability, flexibility, muscle control, posture and breathing. [1] Exercises can be mat-based or use specialized equipment. [1] Unlike yoga, tai chi and qigong, it is not a centuries-old tradition: it was developed in the early 20th century by one person, as described below. [2]

Origins

Joseph Pilates was born in Mönchengladbach, Germany, on December 9, 1883. [2] He worked as a circus tumbler in England and, when World War I began, was interned on the Isle of Man, where he led exercise routines in the camp. [2] European holistic therapies such as hydrotherapy, trigger point therapy and breath work influenced his thinking, as did meditation and modern dance. [2] He introduced his corrective exercise system to the American market in the late 1920s. [2] He and his wife Clara taught in their New York City studio after emigrating in 1926. [3] Clara is described as incorporating his exercises in ways that benefited more seriously ill or injured clients. [3]

By the late 1930s New York had become a hub for dancers, and Pilates gained a reputation for his ability to "fix" their injuries. [2] His 1945 book is titled Return to Life Through Contrology. [2] These are history pages of a professional association, so this is how the field describes itself. The same page says Pilates believed his methods, if universally adopted, would reduce human suffering and the need for hospitals and prisons. [2] That is a founder's belief, not a tested finding.

What a class involves

Pilates is most commonly delivered as group mat classes, group Reformer classes, or private or small-group studio sessions using the range of equipment he invented. [3] The traditional principles are centering, concentration, control, precision, flow and breathing, but a review of 119 papers found they were discussed on average in only 23% of papers, and apart from breathing they were not mentioned in papers on low back pain. [1] Your class will vary with the teacher and format. See The Pilates Method: History, Principles and Equipment for more.

What research shows

Pilates trials cannot hide the exercise from participants, which limits how much can be concluded. Labels: promising but limited, mixed, insufficient evidence.

1. Chronic low back pain vs minimal intervention

   promising but limited

   A Cochrane review (10 trials, 510 people, searches to 2014) found low to moderate quality evidence that Pilates reduced pain and disability. [4] A 2024 meta-analysis (36 articles) concluded it can decrease pain compared with no exercise. [5]

2. Low back pain vs other exercise

   mixed

   Cochrane found no conclusive evidence that Pilates is better; the choice may rest on preference and cost. [4] The 2024 meta-analysis reported it also decreased pain compared with non-specific exercise. [5]

3. Balance and falls in people 60 and over

   promising but limited

   A meta-analysis of 39 trials found a moderate effect on balance and a large effect on fall risk; certainty was low for balance and moderate for falls. [6] An earlier review said high-quality studies were lacking and effects may be overestimated. [7]

4. Pain and discomfort in pregnancy

   promising but limited

   A 2026 meta-analysis of 13 studies found moderate-certainty evidence that Pilates reduced musculoskeletal pain, with very high variation between studies. [8]

5. Pregnancy outcomes (labor, delivery)

   promising but limited

   A 2025 review of 11 studies (538 people) found shorter labor and no significant change in mode of delivery, with 8 studies at unclear risk of bias. [9]

6. General fitness, "toning" or weight loss

   insufficient evidence

   Proper evidence not found. I read reviews on back pain, older adults and pregnancy; none addressed these claims.

The Cochrane authors found no high quality evidence for any comparison they examined. [4]

Teachers and training

In the United States, the Pilates Method Alliance (PMA), a professional association, runs an accreditation program for teacher-training programs, with standards for Mat (100 hours), Reformer (300 hours) and Comprehensive (450 hours) programs. [13] It states that it evaluates the program, not the individual teachers who complete it. [13] The PMA history page reports a 2000 US court decision that treated "Pilates" as a generic name for the exercise method rather than a trademark. [2] The sources read did not say whether any US state regulates Pilates teaching, and other countries were not checked. Ask where a teacher trained, for how long, and whether they have worked with your health needs. More is in Tai Chi, Qigong and Pilates Teacher Qualifications.

See a clinician first when needed

NHS advice for older adults is to speak to a GP first if you have not exercised for some time or have medical conditions or concerns. [14] Related pages: Pilates for Low Back Pain, Pilates for Older Adults, yoga vs Pilates, adapted yoga and movement and the overview Yoga & Movement.