Eggs are, but I'm not sure about the rest.
Cramps can go away, a rash could go away too but if you have a srtoke you must seek medical attention so it can go away.
So the answer is Heat stroke.
If the question has a true or false option that you can choose it would be true.
Answer: "Hey are you doing ok?" "You have been acting not like yourself lately" "Hey, i'm coming over we need to talk" "Do you need help with anything? Seems like you are not doing ok"
Explanation:
Doing stuff they usually like doing, if they do not seem like they're having fun or enjoying it then you can see that something is up and ask what's going on.