Source: Boston Globe

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The practice, associated mostly with the health-conscious affluent, may offer low-cost treatment for back pain and other ailments.
The lights are low, the music soft, as eight women lie on mats and follow the command to let their knees drop to one side, look over their opposite shoulder, and let out a long breath. Instructor Anna Dunwell leads them gently from one pose to another.
The yoga class, held in a Boston Medical Center lobby for staff and patients, features postures vetted for people with back pain. It was a prototype for an ongoing study exploring the use of yoga in the city’s poorer neighborhoods.
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