Your stomach is more incredible than you think! Did you know it gets a brand-new lining every few days? Or that the acid inside is strong enough to dissolve metal? It’s built tough too—your stomach has three layers of muscle working around the clock, even while you sleep. And here’s a myth buster: alcohol, stress, and spicy food don’t cause ulcers, but they can definitely make them worse.

Tune in to Did You Know with Brent for more surprising facts about the world inside—and around—you.