Gonorrhea can be cured. Aids can not be cured but you gave be follow a strict treatment.
Stress. stress really takes it out of you, and can cause a lot of other health problems as well.
A conflict can be pulling a muscle. You can recognize it a few hours after you finish the workouts because you start to feel tension and pain in your muscles. You can resolve it by warming up next time or getting a masache to help sooth the pain
My guess would be to weigh yourself before and after a workout then consume the equivalent of the amount you may have lost with water.
For example
Say you loose 2 pounds after a hour run. You should drink about 32oz to rehydrate yourself
Taking drug's can have a harmful effect on your body.
Here are some reasons you shouldn't take drugs, unless prescribed by a doctor:
1) Addiction. Addiction is something that millions of people suffer from, they can't stop the drug there on because, they've used it so many times.
2) Arrest. When people are on drugs, they may become agressive leading to fighting. If caught on drugs, you'll be taken to jail.
3) Aggression. When people are on drugs, they can't control their emotions. So they have sudden outbursts of aggression, which may lead to fights, and possibly jail time.
4) Overdose. Every day, more than 100 people overdose on drug's. Overdosing can be deadly if not delt with right away.