If you drop a piece of food on the floor, the ‘5-second rule’ states that it’s safe to eat as long as you pick it up within 5 seconds. But is this rule, a favorite on schoolyards, really true?
Your body has millions of potential disease-causing bacteria, inside and out. Bacteria cover your skin, live in your intestines and throughout your body. Some bacteria help your bodily processes along while others keep potentially harmful bacteria at bay. Infection can occur when disease-causing bacteria enter your body or existing bacteria get out of balance. […]