Sex, age and muscle mass influence the way people’s bodies respond to heat and cold, and evolutionary history is involved.

Have you ever asked yourself, "Why am I always cold?" If you constantly feel cold no matter the season, it's not just in your ...

I've increasingly felt very cold, particularly in the evenings – and it makes me miserable. Friends my age (I'm 82) do not feel cold like I do. I try to keep active but is there anything else I ...

Head cold symptoms can last long in children, and it may be difficult to see their symptoms because they may not be able to describe what they’re feeling. Your child may run a mild fever ...