Finasteride is real medicine that delays baldness as long as you start it before you have already lost too much hair.
Ask your doctor about it ASAP if hair loss is an issue for you
Ask your doctor about it ASAP if hair loss is an issue for you
It can have side effects, as I mentioned in an earlier comment. Talk to your doc and do your research, but I think Finasteride might be the first thing you would want to try here.