In 1995, a surgeon just entering the field of hair transplantation became aware of these natural “follicular units” and came to believe that they should be the building blocks for all hair transplants. His name was Bob Bernstein.

Q: Dr. Bernstein, I was reading about a densitometer on your website. What is it and what is it actually used for? A: The hair densitometer was introduced to hair restoration surgeons by Dr. Rassman in 1993. It is a small, portable, instrument that has a magnifying lens and an opening of 10mm2. To use [...]

Q: I am 19 years old and seem to be thinning all over, including the sides. My father has all of his hair but my grandfather is totally bald. Should I have a hair transplant now or wait until I am older? A: Most likely you have a type of androgenetic alopecia called Diffuse Unpatterned [...]