When the body produces more heat than you can dissipate, overheating (hyperthermia) occurs. If you’ve danced or done physical activity for a very long time, especially after taking amphetamines or ecstasy, you risk it.

Body temperature between 35.6 °C and 37.8 °C is normal. Above these values you sweat profusely, and your skin turn red. When you reach 41 °C you may have seizures, and at 43 °C you face death risk.

To prevent overheating wear light clothing while dancing, take breaks from any physical activity and drink regularly.

Overheating can lead to heat stroke.
If the body temperature is very high:
Cool your body taking rest, wet face and body with cold water, remove clothes and drink cold liquids; Avoid alcohol and beverages containing caffeine because they worsen the situation; Take care of who looks overheated, because they can get heat stroke.

Call an ambulance immediately,

While waiting, remove clothes and dab the body with wet and cold tissues, put the person close to a fan or an air conditioner.
Overheating damages on internal organs and seizures can be fatal. When the sick person fails to lose heat and presents very high body temperature and dry skin.