8 citations,
January 1996 in “Springer eBooks” Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.
10 citations,
October 2014 in “Plastic & Reconstructive Surgery Global Open” Botulinum toxin type A injections improved hair growth and scalp health in a woman with radiation-induced hair loss.
2 citations,
July 2005 in “Baylor University Medical Center Proceedings” A 4-year-old girl was diagnosed with trichotillomania, a condition where she pulls out her hair, which may resolve on its own or require therapy.
417 citations,
March 1991 in “American Journal of Psychiatry” Most adult chronic hair pullers are women who started in their early teens, often have other mental health issues, and may pull hair due to underlying psychiatric conditions.
8 citations,
October 2008 in “Medical hypotheses” Baldness might be caused by scalp weight pressing on hair follicles.