January 1953 in “The Lancet” Cortisone may help hair regrow by altering the local environment, with regrowth starting 3-4 weeks after treatment, but its use is not widely recommended.
57 citations,
March 2019 in “Journal of The American Academy of Dermatology” Platelet-rich plasma treatment can significantly increase hair count and density in men with pattern baldness, and these improvements can last up to 3 months.
42 citations,
December 2014 in “Clinical, cosmetic and investigational dermatology” Nonablative radiofrequency treatments, especially microneedle and fractional types, can improve acne scars by 25%–75% after 3-4 sessions, with full results in 3 months and some side effects.
30 citations,
July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
27 citations,
December 2020 in “Experimental Dermatology” Grey hair and baldness may be linked to COVID-19 severity, but more analysis is needed; post-infectious hair loss is related to the severity of the disease and usually recovers within 3-6 months.
13 citations,
January 1995 in “Postgraduate medicine” Excessive hair growth in women can be harmless or signal serious health issues, and treatment often includes medication and hair removal, with noticeable results after 3-6 months.
7 citations,
January 2021 in “Journal of The American Academy of Dermatology” Low-dose oral minoxidil for hair loss can cause mild excessive hair growth, usually appearing within the first 3 months, but it can be managed by adjusting the dose or removing the unwanted hair, with most people not needing to stop the treatment.
6 citations,
October 2021 in “International Journal of Pharmaceutics” A new device, IVL-PPF Microsphere®, was created to deliver a hair loss drug for up to 3 months with one injection, potentially replacing daily pills.
5 citations,
November 2016 in “The American Journal of Dermatopathology” A tick bite caused temporary hair loss in a man, which is a rare condition that usually gets better within 3 months.
2 citations,
March 2019 in “The journal of pediatrics/The Journal of pediatrics” The document concludes that specific hair and blood vessel abnormalities in infants with seizures and developmental issues may indicate Menkes disease, which lacks a cure and is often fatal by age 3.
September 2022 in “KnE medicine” Argan oil in hair tonic increases hair growth and weight in mice, with the best results at 3% concentration.
January 2021 in “Journal of the European Academy of Dermatology and Venereology” PrEP doesn't increase STI risk in high-risk men, anti-androgen drugs may lower ICU admission for male COVID-19 patients, a 3-point injection is better for crow's feet, and the 'Geriatric-8' tool could help assess frailty in older skin cancer patients.
September 2017 in “Indian Journal of Plastic Surgery” Garg and Garg created an affordable, easy-to-use training program for hair restoration surgery using everyday items, which can teach a technician the basics in 3-4 weeks with two hours of daily practice.
January 2015 in “Farmatsevtychnyĭ zhurnal” The tincture made from nettle, sage, and horse chestnut in a 5:3:2 ratio is effective for treating telogen effluvium.
July 2017 in “Indian journal of sexually transmitted diseases and AIDS” Finasteride, a hair loss drug, can cause sexual side effects like erectile dysfunction in 2.1%-3.8% of users, but these usually go away with time or if the drug is stopped. Despite this, its impact on sexual function is minimal for most men.
111 citations,
April 2000 in “British journal of dermatology/British journal of dermatology, Supplement” Thyroid hormone receptor β1 is found in human hair follicles and helps them survive.
77 citations,
June 2006 in “Best Practice & Research Clinical Endocrinology & Metabolism” The document concludes that accurate measurement of serum androgens is crucial for diagnosing hyperandrogenism.
66 citations,
October 1987 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Measuring androstanediol glucuronide in blood is useful for assessing and tracking treatment in women with excessive hair growth.
64 citations,
March 1984 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Cyproterone acetate effectively reduced hair growth in hirsute patients by lowering androgen levels and altering androgen metabolism.
53 citations,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil effectively regrows hair in male pattern baldness.
46 citations,
May 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.
44 citations,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
41 citations,
March 1987 in “Journal of The American Academy of Dermatology” Topical minoxidil effectively treats male pattern baldness and prevents hair loss.
25 citations,
May 1986 in “The American Journal of the Medical Sciences” Minoxidil helps hair growth and boosts self-esteem in balding men.
24 citations,
October 1994 in “Fertility and Sterility” People with hair loss may have different levels of certain hormones due to changes in hormone processing.
21 citations,
October 2011 in “PloS one” Certain molecules in hair change with age and could be used for cosmetic treatments.
15 citations,
September 2005 in “The Journal of the American Animal Hospital Association/Journal of the American Animal Hospital Association” Trilostane effectively treated hair loss in Alaskan Malamutes with no adverse effects.
8 citations,
July 2018 in “Analytical sciences” Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
5 citations,
March 2017 in “Natural Product Research” Researchers found eight natural compounds and essential oils in the Italian plant Bituminaria basaltica, which are typical for its genus and known for bioactivity.
4 citations,
January 2021 in “Archives of dermatological research” The study created a new model to better understand human hair growth and health.