16 citations,
April 2015 in “Lasers in Surgery and Medicine” Using a fractional laser can stimulate hair growth, but the intensity and duration of inflammation are crucial. Too much can cause ulcers and scarring. Lower beam energy and fewer treatments are recommended to avoid damage.
26 citations,
May 2017 in “Lasers in Medical Science” Laser therapy and hair growth factors significantly improve hair density in male baldness.
3 citations,
March 2019 in “Chinese Medical Journal” CO2 fractional laser therapy may help regrow hair without scarring by affecting certain inflammatory and growth-related molecules.
10 citations,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
110 citations,
August 2016 in “Drugs” Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.