74 citations,
April 2002 in “PubMed” Both oral contraceptives reduced acne effectively and had similar positive effects on skin oiliness and hair growth.
57 citations,
February 2007 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
51 citations,
November 2020 in “Journal of the European Academy of Dermatology and Venereology” COVID-19 infection may cause significant hair loss, but full hair recovery is likely without special treatment.
50 citations,
July 2021 in “Nature Communications” The drug enzalutamide may reduce the ability of the virus causing COVID-19 to enter lung cells.
50 citations,
May 2019 in “BioFactors” Pollution increases a compound in the skin that can lead to faster aging and more inflammation.
47 citations,
January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
45 citations,
January 1992 in “Dermatology” Half of the patients treated with a specific drug for skin cancer experienced hair loss not related to the drug's dosage.
44 citations,
November 2009 in “Archives of Dermatology” CYLD mutations cause a variety of skin tumors with symptoms starting around age 16, and treatments are currently limited.
40 citations,
June 2011 in “Journal of biological chemistry/The Journal of biological chemistry” FA2H is essential for normal fur and sebum production in mice.
40 citations,
December 2006 in “Journal of The European Academy of Dermatology and Venereology” Minoxidil helps hair regrowth in traction alopecia.
39 citations,
April 2018 in “Hormones” No consistent link between genotype and phenotype in 5-α-Reductase type 2 deficiency.
39 citations,
February 2011 in “The Prostate/The prostate” Some men's prostate tissues have low enzyme levels due to genetic changes, possibly affecting treatment for prostate enlargement.
38 citations,
June 2005 in “Matrix Biology” Minoxidil affects collagen-related genes, potentially helping treat fibrosis.
37 citations,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
35 citations,
November 2020 in “Dermatologic Therapy” Severe COVID-19 may cause hair loss, and doctors recommend supplements and topical treatments to manage it.
32 citations,
June 2013 in “Journal of Investigative Dermatology” Mice without certain skin proteins had abnormal skin and hair development.
32 citations,
December 2000 in “Phytomedicine” Apple-derived procyanidin B-2 can safely promote hair growth in men.
31 citations,
January 1989 in “Clinical and Experimental Dermatology” The study tested a hair treatment and found it can help grow hair, but won't stop baldness. It's safe and works well, but needs more testing.
30 citations,
October 2020 in “Nature Communications” Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
30 citations,
May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.
28 citations,
January 2021 in “Skin appendage disorders” COVID-19 may cause early hair loss similar to classic temporary hair loss, with further research needed.
27 citations,
June 2013 in “Genes & development” Cav1.2 affects hair growth and could be a target for hair loss treatments.
26 citations,
July 2019 in “JAAD Case Reports” Dupilumab for atopic dermatitis may cause new or worsen existing alopecia areata.
26 citations,
June 2001 in “PTR. Phytotherapy research/Phytotherapy research” Procyanidin B-2 lotion might help men grow thicker hair without side effects.
25 citations,
January 2005 in “Pediatric Dermatology” Methotrexate effectively treated a 2-year-old's generalized pustular psoriasis without side effects.
25 citations,
February 1989 in “The Journal of Clinical Pharmacology” This document studied minoxidil in healthy volunteers. Minoxidil is quickly absorbed and eliminated from the body.
24 citations,
August 2020 in “AJGP” A woman's sudden hair loss was linked to her previous COVID-19 infection.
24 citations,
January 2020 in “JAAD Case Reports” Topical metformin helped regrow hair in two women with a hard-to-treat scarring hair loss condition.
23 citations,
January 2016 in “Frontiers in immunology” Using low-dose IL-2 to increase regulatory T cells might be a safe way to treat type 1 diabetes without severe side effects.
23 citations,
October 2005 in “Journal of The American Academy of Dermatology” Two transplant patients on cyclosporine unexpectedly developed hair loss.