Medical treatment is also available for hair loss.Usually these medications are most effective when used in the early stages of hair damage. But they also share the common problem that once you stop taking the drug, hair loss can begin again after few months, as the protection is lost. Generally age also plays a vital role in progression of hair damage. Usually the much young age it starts the much rapid it progresses. Above 30-35 years is a relatively safe age limit where damage process slowdowns in men.