Genetic: The speed of hair growth, density of growth, etc are all genetically determined. There are some uncommon hormonal irregularity that can create abnormalities. If you are concerned you can have some blood work done with your primary care doctor.
Answered 9/28/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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