Hair loss men is not the end of the world, though it may seem like it. And though you may feel alone, hair loss men is extremely common with around 60 million men and women worldwide suffer from hair loss or balding. Hair loss men are dealing with fall into many categories. Androgenic Alopecia is the most common hair loss men experience and it is genetic. Another type of hair loss men can suffer from is premature alopecia. Premature alopecia is hair loss men can experience before the age of 20 and is about 5% of the population.