duration of exercise didn't seem to matter -- what seemed to matter most was whether people were exercising or not.

Social support, peer pressure, family support -- all of that can be helpful, certainly in getting people to maintain exercise.

What the studies are showing is that exercise, at least when performed in a group setting, seems to be at least as effective as standard antidepressant medications in reducing symptoms in patients with major depression,

The important conclusion is that the effectiveness of exercise seems to persist over time, and that patients who respond well to exercise and maintain their exercise have a much smaller risk of relapsing,

But we also know that these drugs aren't effective for everyone -- about a third of people aren't going to get better with medication.

The LAPD criminally, intentionally and brutally violated the rights of tens of thousands of people who were attempting to exercise their right to engage in peaceful political protest,