Saturday, October 04, 2014

How Exercise May Protect Against Depression

By Gretchen Reynolds, NYT

October 1, 2014 12:01 am

Exercise may help to safeguard the mind against depression through previously unknown effects on working muscles, according to a new study involving mice. The findings may have broad implications for anyone whose stress levels threaten to become emotionally overwhelming.

Mental health experts have long been aware that even mild, repeated stress can contribute to the development of depression and other mood disorders in animals and people.

Scientists have also known that exercise seems to cushion against depression. Working out somehow makes people and animals emotionally resilient, studies have shown.

But precisely how exercise, a physical activity, can lessen someone’s risk for depression, a mood state, has been mysterious.

(More here.)

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