 So we're going to try to touch on the general symptoms to watch out for in ourselves and in others, starting with mild symptoms and working up to the more serious. And again, different folks will exhibit different signs of heat stress. First, if you get a heat rash or any type of prickly or blistery parts of the skin, that's showing that your sweat glands have become clogged, your sweat glands are inflamed, and the sweat cannot evaporate from your body in these conditions.