All exercise is good for keeping us healthier and happier -- but some kinds of exercise can actually help you live longer, too. Learn more in this episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/which-athletes-live-longest.htm

How Does Building Muscle Work?
07:37

Deinonychus: The Dinosaur That Sparked a Renaissance
08:04

How Do Scales Measure Weight?
09:30