Hair problems can be diagnosed very easily by physical examination or observing the pattern and distribution of the hair and ascertained by the presence of weaken hair. Also there is an observation which can be performed using a densitometer which uses magnification of the scalp where hair has been removed to the length of about one millimeter. The area where hair loss has occurred is examined to check for any skin disorder as acne, scarring or inflammation. Another area examined is the nails for if one has a certain type of alopecia the nails are affected showing little chance of the hair re-growing.

Blood tests are also performed to diagnose symptoms of hair loss before the decision for hair transplant is reached. The tests include full blood count, iron analysis, thyroid glands operation test and the antibodies testing. In women any hormonal change; also affect the hair loss intensity and distribution. Pregnancy and stress in women can cause temporary hair loss. In many cases the hereditary lineage can be used to confirm the presence of hair loss character in an individual.

Bacteria and fungi infection also can greatly affect the hair loss problem for they weaken thus easily break. This can be tested by observing microscopic scrapings of the scalp. A certain amount of hair loss is understandable; it’s normal to lose a bout a hundred pieces of hair periodically. So this should not cause alarm in an individual and rush for hair transplants. For hair grows on the skin; it’s also important to perform a skin biopsy which would expose an infections that would curtail the hair growth.  Also excess vitamin A is a risk