Exercise away depression

I just came across this great article concerning exercise helping ease depression. Here's the first paragraph:

With up to 10% of Americans experiencing depression at some point in their lives, depression is a mental illness that has caught the attention of consumers and drug companies alike. In fact, it is estimated that drug companies boast sales of over $10 billion each year and their ubiquitous advertising campaigns, coupled with our society's desire for an easy fix, have reshaped how depression is treated. A much less known fact about the treatment of depression is that since the late seventies, researchers have been examining the influence of physical activity on depressive symptoms, and since that time, research has consistently reported that exercise may be as effective in decreasing mild to moderate depression as more traditional treatment approaches.

For full article, click here.