Study finds regular exercise protects brain against depression

A new neurological study indicates that regular physical exercise changes the brain in ways that protect it against stress-induced depression.

Study conducted by the researchers at Karolinska Institute in Sweden pinpointed the benefits of physical activity on the brain.

The recent investigation reveals that exercise training acts such anti-depressants in the brain.

A type of protein known as PGC-1a1 increases in skeletal muscle with exercise, and mediates the beneficial muscle conditioning in connection with exercise training.

Depression is a common psychiatric disorder worldwide. The World Health Organization estimates that more than 350 million people are currently affected.

Scientists had earlier found that various forms of exercise training in twenties could preserve brain and protect memory skill in middle age.