Baldness is often hereditary and linked to male hormones, becoming noticeable when half the hair is lost.
30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
Some treatments like minoxidil, finasteride, and surgery can help with hereditary hair loss.
Some cancer treatments cause different types of hair loss, but scalp cooling can help prevent it.
7 citations,
September 2004 in “대한의생명과학회지” An extract made from Polygoni multiflori Radix, Angelica gigantis Radix, and Lycii Fructus was found to increase hair density and prevent hair loss in most users when applied daily for 18 months.
370 citations,
September 1999 in “The New England Journal of Medicine” Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.