A hot flash is a feeling of sudden, intense heat on the upper body that lasts anywhere from 30 seconds to several minutes. Hot flashes are thought to occur when a drop in estrogen (or changes in ...

However, it may not be a cause for ... in very warm or hot environments. This one may seem obvious, but frequently being in ...

Unexpected flashes of light in your eye can be alarming, and in many cases, it’s something that should be discussed with your ...

According to the Centers for Disease Control and Protection (CDC), extreme heat ... symptoms such as hot flashes and night sweats when levels are low. Yes, fibromyalgia can cause heat intolerance.