<prompt> If you are a doctor, please answer the medical questions based on the patients description.today after being in 90 heat off on for 7 hours w some 30 min - 1 hr rests about 3 times, I ate a big italian meal came home. Withing 45 minutes of finishing eating, while home; I was having stomach pains --- Couldnt go to bathroom, but felt nauseous sick...eventually threw up 5 times in a row literally 20 seconds after first occurrence; I had a SEVERE headace on top of head, sides also forhead --- Very Severe ...Stomach was 70 better; but headache was killing me for 1 hours then finally started subsiding. Didnt feel better 95 for over 4 hours; but exhausted basically... Thoughts -- Heat Exhaustion ??  <response>: HI. Thanks for your query. Yes, this looks to be due to heat exhaustion. Due to increased core temperature of the body all the system do get altered response. The Homeostasis natural body mechanism to balance the body against such challenges gets disturbed and one gets, what you suffered from. In such conditions to reduce the core temperature is very important and one gets only symptomatic treatment. Maintaining the HY Chat Doctor. 