When your body temperature drops below normal, your body may create chills to warm up. It does this by quickly and involuntarily contracting and relaxing your muscles. (iStock/Getty Images) Chills are your body's way of trying to adjust its temperature. For instance, a walk down a cold, ...
That's when your blood sugar dips below healthy levels. Sweating, chills, and clamminess can all be signs. You may feel shaky, weak, irritable, hungry, and nauseous until you get your blood sugar back up. Malaria This is an infection caused by a parasite. It happens when an infected ...