This is a very good summary.
One in 10 adults in the United States struggles with depression, and antidepressant medications are a common way to treat the condition. However, pills aren’t the only solution. Research shows that exercise is also an effective treatment. “For some people it works as well as antidepressants, although exercise alone isn’t enough for someone with severe depression,” says Dr. Michael Craig Miller, assistant professor of psychiatry at Harvard Medical School.
The exercise effect
Exercising starts a biological cascade of events that results in many health benefits, such as protecting against heart disease and diabetes, improving sleep, and lowering blood pressure. High-intensity exercise releases the body’s feel-good chemicals called endorphins, resulting in the “runner’s high” that joggers report. But for most of us, the real value is in low-intensity exercise sustained over time. That kind of activity spurs the release of proteins called neurotrophic or growth factors…
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