There is so much good research, these days, supporting the notion that a regular yoga practice can actually change the brain in a way that positively impacts depression. (Em-powerYoga.com)
For years, we've heard that smiling can make you feel happier and decreases stress, and how smiling changes your brain in a good way — even if you fake a smile. (inc.com)
In either case, when used properly, this great supplement, can positively change your brain chemistry. (fitnessandpower.com)