The reason you throw up when you overheat is because you're suffering heat exhaustion and your body cannot cool itself adequately.
During heat exhaustion you are most often also dehydrated as well from the water loss from excessive sweating which also causes you to experience muscle cramps, weakness, vomiting and nausea.
Heat can be deadly and you should stay in an air conditioned room as much as possible and wait until early morning or evening hours to do strenuous activities outside.
Heat exhaustion is a condition that happens when your body overheats.
Symptoms may include heavy sweating and a rapid pulse.
Heat exhaustion is one of three heat-related illnesses, with heat cramps being the mildest and heatstroke being the most serious.
Throwing up is one of the signs and symptoms of a person experiencing heat exhaustion.
Other signs and symptoms of a person experiencing heat exhaustion are, muscle cramps, diarrhea, nausea and dehydration.
If a person is experiencing vomiting or any of the other symptoms then the heat exhaustion is most likely severe and you should go to the emergency room or get an ambulance on the way since heat exhaustion can be deadly or even cause a stroke.
When someone is experiencing heat exhaustion they may have muscle or abdominal cramps, Vomiting, Diarrhea, Nausea, Fatigue, Headaches, Fainting, Confusion and Dizziness.
A persons urine will usually be dark in color when they're experiencing heat exhaustion and dark colored urine is a sure sign that the person is dehydrated.
Heat exhaustion is a heat related illness that is an emergency and can lead to heat stroke if not treated.
If you or someone are experiencing heat exhaustion you should seek medical attention by getting to the emergency room or contacting 911 as it can be serious.