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.
April 1940 in “Archives of dermatology” Diagnosing and treating skin conditions is challenging, especially when drug reactions mimic other diseases.
October 1890 in “Science” Pilocarpin can cause hair regrowth and color change in some cases but not in others, and it may have side effects in animals.
May 2019 in “Journal of the Dermatology Nurses’ Association” Folliculitis decalvans mainly affects middle-aged African American men and is treated with antibiotics.
767 citations,
September 2016 in “Human Reproduction” Polycystic ovary syndrome affects about 6-10% of women, with varying symptoms and the need for standardized global definitions.
356 citations,
March 2012 in “Trends in Plant Science” Auxin and ethylene hormones both work together and against each other to control plant growth.
271 citations,
June 2013 in “Human Reproduction” PCOS is common among Chinese women of reproductive age and linked to serious metabolic and reproductive issues, especially in obese women.
221 citations,
January 2014 in “Human Reproduction” Adding anti-Müllerian hormone to PCOS criteria lowers the number of women diagnosed.
205 citations,
April 2005 in “Journal of Investigative Dermatology” Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.