is actually a warning sign for frostbite, according to doctors. "Frostbite is almost like a burn to the skin, not from heat but from cold, so it's when you get damage to your skin from extreme ...

Other signs of hypothyroidism include feeling cold, weight gain ... Excess hair on your face doesn't always mean something is wrong, though—it could just be a trait you inherited.

sweat or being in cold water. Warning signs of hypothermia include shivering, confusion, slurred speech, slow breathing, memory loss, drowsiness, exhaustion, a puffy or swollen face and pale skin.

A cold begins when a virus attaches to the lining of your nose or throat. A doctor can usually tell if you have the flu based on your symptoms, especially if it’s during peak season. Bird flu ...