It is of multi factorial etiology. It is important to identify the cause so that appropriate treatment can be given at early stage. Causes are genetic which is a most common of hair loss in men, nutritional, stress, scalp diseases and drug intake.
Hair loss in men generally occur due to three main reasons. It could be genetic, old age, or hormonal imbalance. Also termed as androgenetic alopecia, baldness in men takes place as hormone levels go haywire over the course of their life. Male-pattern baldness could also be the result of inherited genes.