Read here about the permanent and terrible harm, including death, some people have suffered from taking steroids prescribed by their doctor. And read here about how to lessen that harm if you are a steroid victim trying to cope with living the shattered life that prescribed steroids have left you with. If you are a parent, be aware that steroids are particularly harmful to children.
If steroids HAVE to be taken, make sure they are taken in the lowest effective dose and for the shortest necessary time. And insist on careful monitoring. And check out side-effects, etc on reference pages on the internet. Avoid eating salt or food containing added salt while taking steroid medication. - COMPLETELY.