Nationwide, only about 30% of people meet the federal guidelines for physical activity, and even in famously outdoorsy Colorado, just 35% do.

I can feel the benefits in my body and brain even with a quick 11-minute aerobic workout or a 15-minute yoga session. A short jog around the block perks up my mood and surges those feel-good ...

Help your brain help you boost your happy hormones. To explain exactly how these "happiness" chemicals work, I spoke to Loretta Breuning, founder of the Inner Mammal Institute and author of . Below ...

We’ve all heard it before: You should exercise to trim your waistline. Exercise to speed up your metabolism. Exercise to … well, a lot of physical reasons. But there may be more benefit to lacing up ...

The spring I turned 16, I got high almost every day after school. I know what you’re thinking, and no, this isn’t going to be a Lo Semple chronicle of misadventure. In fact, any of my Aspen-raised ...

Health experts will wax lyrical about fitness' impressive physical impact, but its effect on the brain and subsequent benefits for cognitive function and mental health can't be overstated, either.

Endocannabinoids are better candidates than endorphins to explain "runner's high," a feeling of euphoria after aerobic exercise. Running and other forms of aerobic exercise stimulate the ...