Hair loss, alopecia or baldness in men - it is thinning out or falling out of all hairs on some parts or on all hairy part of the head. Seen in many men and caused by aging changes. But in other men hair loss starts already at 20 years old, while majority hair loss to some or other degree at 60 years, but some keep them in full till old age. Hair loss starts usually, from drawing back of the line of their growth, with coming of bald spots.
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