Derived from the word "yuji," Sanskrit for unity, yoga is an ancient practice that brings your mind and body together. It includes breathing exercises, meditation, and poses that help your body relax and reduce stress. Practicing yoga can have many benefits for both mental and physical health, although not all benefits are supported by science. This article looks at the thirteen science-backed benefits of yoga. 1. It Can Reduce Stress. Yoga is known to reduce stress and help you relax. Multiple studies have even shown that it reduces the release of cortisol, the main stress hormone . One study mapped out the powerful effect of yoga by following 24 women who claimed to be emotionally out of balance. After a three-month yoga program, the women had significantly lower cortisol levels. They also had less stress, anxiety, fatigue and depression. Another study of 131 people saw similar results. Ten weeks of yoga helped reduce stress and anxiety. It also improved quality of life a