Skip meals and avoid all carbohydrates, that can do some damage to your body.
The first one should be the one if its not sorry
Answer:
Get in an air conditioned building and get him water.
Explanation:
The man could have a heat stroke, and is probably experiencing some form of heat exaustion. Meaning they well need to cool off and rehydrate. If they are really in pain, tell them to go home and rest for awhile.
Because the brain develops and gets lots of rest for it to function right during the day