You use your feet to walk, dance, kick soccer balls, and more. But how much thought do you put into taking care of them? When you’re a teen, there’s a lot going on with your feet. For one thing, they’re growing—often faster than the rest of your body. Boys’ feet grow until they are about 17, and girls’ feet stop growing when they’re about 15. And in your teens, an increase in hormones causes feet to sweat more, which can make them stink and lead to infections. Here’s what you need to know about taking care of your feet.