Amphetamine use may not cause hair loss, "geezer" traits are normal aging, not all educated older people are stereotypes, and metronidazole can rarely cause lung disease.
Amphetamines may not directly cause hair loss.
March 2000 in “The Journal of pharmacy technology” Finasteride effectively treats mild to moderate hair loss in men aged 18-41, with some side effects.
277 citations,
February 2013 in “Science Signaling” Mitochondrial reactive oxygen species are essential for skin and hair development.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
141 citations,
September 2016 in “European Journal of Dermatology” Taxane chemotherapy can cause skin, hair, and nail side effects, which are often under-reported and can affect patient quality of life.
137 citations,
March 2006 in “Cns Drug Reviews” Finasteride treats enlarged prostate and hair loss, but may cause side effects in some patients.
118 citations,
August 2010 in “Developmental Cell” MIM is crucial for hair follicle formation and regeneration by controlling cilia formation and hedgehog signaling through its interaction with Cortactin and Src.
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.
105 citations,
April 2004 in “Dermatologic Therapy” The document concludes that proper diagnosis and a combination of medical, hair-care, and surgical treatments are important for managing alopecia in black women.
100 citations,
April 2010 in “Expert Opinion on Pharmacotherapy” Hair loss in men treated best with early medication or transplant, new treatments researched.
95 citations,
November 2016 in “Journal of The American Academy of Dermatology” Treatments for permanent hair loss from scarring aim to stop further loss, not regrow hair, and vary by condition, with partial success common.
82 citations,
February 2017 in “Cold Spring Harbor Perspectives in Biology” The TGF-β family helps control how cells change and move, affecting skin, hair, and organ development.
82 citations,
March 2016 in “Autoimmunity reviews” Animal models have helped understand hair loss from alopecia areata and find new treatments.
82 citations,
January 2002 in “Journal of drug targeting” Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.
80 citations,
April 2018 in “Trends in Molecular Medicine” Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.
78 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” TGF-β1 from dermal papilla cells suppresses hair growth, and targeting it may help treat androgenetic alopecia.
74 citations,
March 1963 in “Archives of Dermatology” Triparanol therapy can cause hair loss and skin dryness without inflammation or damage to hair follicles or skin structures.
72 citations,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
72 citations,
January 2001 in “Drugs” Minoxidil and finasteride treat hair loss; more research needed for other options.
71 citations,
January 2004 in “Dermatology” Oral finasteride works better than topical minoxidil for hair growth, both are safe.
68 citations,
November 2015 in “The Journal of Allergy and Clinical Immunology” Blocking IL-12/IL-23p40 helped reverse severe hair loss in patients.
67 citations,
April 2018 in “JAMA Dermatology” Hair loss from hormone therapy in breast cancer patients can be improved with minoxidil treatment.
67 citations,
September 2008 in “Dermatologic therapy” Hirsutism is excessive hair growth in women often caused by polycystic ovarian syndrome, and identifying the cause is important for managing associated health risks.
64 citations,
January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
62 citations,
April 2004 in “Expert Opinion on Pharmacotherapy” Finasteride effectively treats male pattern baldness, improving hair growth and density.
61 citations,
April 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Docetaxel and paclitaxel for breast cancer can cause permanent, severe hair loss.
58 citations,
June 2012 in “Journal of Alternative and Complementary Medicine” Citrullus colocynthis has pain-relieving, anti-inflammatory, antidiabetic, and hair growth benefits, but can cause side effects like colic and diarrhea.
57 citations,
September 2017 in “Journal of controlled release” Nanocarrier-loaded gels improve drug delivery for cancer, skin conditions, and hair loss.
54 citations,
January 2009 in “British Journal of Dermatology” Scarring alopecia affects different hair follicle stem cells than nonscarring alopecia, and the infundibular region could be a new treatment target.