"However, yoga has become such a cultural phenomenon that it has become difficult for physicians and patients to differentiate legitimate claims from hype. Our goal was to examine whether the evidence matched the promise," said Doraiswamy.
The review by Duke University Medical Centre of more than a 100 studies, focusing on 16 high-quality controlled studies looked at the effects of yoga on depression, schizophrenia, ADHD, sleep complaints, eating disorders and cognition problems.