Eating disorders, like any other health issue, can affect reproductive capacity. If you believe you suffer from such disorder, seek medical advice. It would not to be safe to consider bulimia a form of Birth Control.
nope
No. Circumcision has nothing to do with fertility.
If a man practice handjob regularly during his teenage, then his sperm count is reduced to such an extent that he may become sterile.
It depends on why the man is sterile. There are many causes. If he has had a vasectomy, an operation to make him sterile, that operation can now be reversed for a majority of men, if they want to go through the hassle and expense. If a man is sterile for some other reason, there are many possible medical reasons and many possible treatments. Only a fertility expert knows all about it.
No this will not make him sterile.
No, bulimia is a very dangerous and devastating eating disorder
If a bulimic continues to purge, the bulimic will eventually become underweight. It's a simple measure of calories in, activity out. If someone vomits up their calories and doesn't take in replacement calories, it is very possible to become dangerously and unhealthily thin.
The main reason men become sterile is the cause of a low sperm count. One could also choose to become sterile and have a vasectomy so as to not have any more children.
No.
About 1 in every 200 people is bulimic or has some bulimic tendencies.
for the surgeon to begin operation his scalpel must be sterile. a man who is sterile can not have children.
No.