: When you get cold what stops our body from just heating itself up like when we are sick?

Question

I know people can get fevers up to +100f/37c. So why can’t our body just flip a switch and turn on a fever essentially. I have plenty of “stored” energy so I don’t see how that would be a problem.

In: Biology

Answer 1

these answers are correct but ar emissing one key point:
your body’s response to cold takes time: you feel cold because it takes time for your bodies heat mechanisms to have an effect.
also – some mechanisms we evolved are now pretty much useless e.g. raising skin hairs to trap a layer of warm air next to the skin