My best guess would be: If there’s a chance it will rain, it’s going to rain.
(If in the sense that rain will be the worst possible outcome)
A pessimist is a person who tends to see the worst aspect of things or believe that the worst will happen.
The cause is "aerobic exercise" and the effect is "more endurance". The word "gives" indicates that aerobic exercise causes something to happen.
Yes it is possible to get the stomach flu
Answer:
You didn't include information but knowing what HS health is like the answer is probably alcohol or drugs.