Muscles – we all want them, but do you really know the science behind them? Do you know the differences between hypertrophy and atrophy? Is it a good thing that your muscles tear when you workout? Did you know we have over 600 muscles that make up over 1/3 of our body weight? All I know is that I pick things up – put them down – muscles grow haha! Check out the video below from Ted-Ed that gives an overview that will help us all understand the actual science behind the quest for our muscles!