236 citations
,
April 2015 in “Cell” Plucking some hairs can trigger nearby unplucked hairs to grow back more due to a collective response.
87 citations
,
April 1973 in “Endocrinology” The chemicals 17βC and its methyl ester can block the effects of testosterone on hamster skin but not the effects of DHT.
77 citations
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January 1993 in “Skin Pharmacology and Physiology” Steroids stop hair growth temporarily but don't block the signals that start it.
75 citations
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June 2005 in “Archives of Dermatology” Etanercept may not prevent alopecia areata from coming back.
71 citations
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May 1975 in “The American journal of surgery” The patient's liver did not fully grow back and she had serious temporary side effects after a very large liver surgery.
51 citations
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January 2001 in “Biological & Pharmaceutical Bulletin” The bark of Myrica rubra contains compounds that can block testosterone effects and might help prevent hair loss.
41 citations
,
August 2007 in “European Journal of Gastroenterology & Hepatology” A woman's total hair loss from hepatitis C treatment grew back after stopping the medication.
20 citations
,
February 2002 in “Expert Opinion on Therapeutic Patents” New research is needed to create better drugs that block the enzyme responsible for conditions like male baldness and prostate enlargement.
17 citations
,
May 1998 in “Steroids” Researchers developed a model to predict how well certain compounds can block an enzyme related to hair loss and prostate issues, suggesting a 50 mg dose of finasteride might be effective based on lab and body data.
15 citations
,
June 1993 in “Archives of Dermatology” A 22-year-old's gray hair partially turned back to its original color without known causes.
12 citations
,
March 2017 in “Medicinal Chemistry Research” Some curcumin-like compounds can effectively and safely block the enzyme linked to hair loss and other conditions related to male hormones.
12 citations
,
July 2015 in “Veterinary Dermatology” Microneedling helped two Pomeranian dogs with a hair growth disorder grow back 90% of their fur in 12 weeks, and the results lasted for a year.
10 citations
,
May 2020 in “Journal of The American Academy of Dermatology” Taking spironolactone doesn't increase the chance of breast cancer coming back.
9 citations
,
July 2019 in “Folia Morphologica” Brandt's hedgehog has thick skin on its back and many glands near its nostrils.
5 citations
,
August 2013 in “The Journal of Pediatrics of Korean Medicine” The treatments helped the girl's hair grow back, but more research is needed for different types of hair loss.
4 citations
,
March 2023 in “Journal of controlled release” A special gel with medicine helps prevent melanoma from coming back after surgery.
3 citations
,
June 2018 in “Australasian journal of dermatology” Eight people with severe hair loss grew their hair back naturally.
2 citations
,
December 1995 in “Pediatrics” Infant hair loss is usually temporary and grows back without treatment.
1 citations
,
January 2020 in “British Journal of Dermatology” The British Association of Dermatologists celebrated 100 years by looking back at important research, including work on hair loss, skin condition impact, psoriasis treatment, and skin cancer rates.
1 citations
,
May 2017 in “Journal of the American Academy of Dermatology” Tofacitinib helped a teenager with severe hair loss grow hair back, but more research is needed.
1 citations
,
January 2007 in “Humana Press eBooks” Effective treatments for excessive body hair in women include drugs that block androgens, sometimes combined with oral contraceptives.
June 2025 in “Clinical and Experimental Dermatology” A 76-year-old man's grey hair turned back to its original color after radiotherapy.
November 2023 in “Cell Biology International” Tiny particles from umbilical cord stem cells may help hair grow back in a type of hair loss.
October 2023 in “Cancers” Skin cancer in sun-exposed areas is more likely to come back.
October 2023 in “Frontiers in Medicine” Dupilumab helped a 4-year-old grow hair back after another treatment failed.
January 2018 in “Journal of Cosmetics, Dermatological Sciences and Applications” Hair transplant surgery can successfully treat hair loss at the back of the neck.
May 2017 in “Journal of The American Academy of Dermatology” Certain factors like patchy hair loss at the back of the head, being female, and younger age at diagnosis can lead to a worse outcome for alopecia areata.
April 2016 in “JAMA Dermatology” Baseball caps don't fully protect bald spots on the back of the head from sun damage; wear wide-brimmed hats or use sunscreen.
Hair loss can happen after severe H1N1 flu but usually grows back in 4 months.
June 1990 in “Health Marketing Quarterly” Drug companies were interested in advertising directly to consumers to make back their money, but most didn't think it would help and were concerned about negative effects.