January 2021 in “International Journal of Dermatology” Possible link between COVID-19 and hair loss; more research needed.
October 2020 in “Journal of Pharmaceutical Sciences” Topical finasteride with EGCG or TA improves drug release and dermal uptake, potentially treating hair loss effectively.
67 citations
,
February 1997 in “Teratology” Finasteride, when given in high oral doses to pregnant monkeys, caused genital abnormalities in male fetuses, but not in female fetuses or those exposed to intravenous finasteride.
45 citations
,
September 1998 in “Journal of Investigative Dermatology” The enzyme 17β-HSD type 2 mainly performs oxidation in human sebaceous glands, which may help protect against acne.
14 citations
,
September 2001 in “Archives of Dermatological Research” Blocking hair follicle development stops key gene signals needed for hair growth in mice.
13 citations
,
May 1998 in “The Journal of Clinical Endocrinology & Metabolism” LH and hCG reduce certain protein levels in women's skin.
2 citations
,
January 2025 in “Frontiers in Pharmacology” Purple corn extract may help reduce prostate enlargement and inflammation.
October 2025 in “Journal of Molecular Structure” Hyaluronic acid microneedles help deliver minoxidil derivatives effectively for hair regrowth.
September 2025 in “Journal of the American Academy of Dermatology” Both 2.5 mg and 5 mg doses of oral minoxidil are effective for hair regrowth in men with hair loss.
September 2022 in “Annals of medicine and surgery” Three siblings with a rare genetic condition had abnormal sexual development and chose different gender identities, needing surgery and therapy.
January 2022 in “Turkiye Klinikleri Journal of Dermatology” The Turkish version of the MAIA-2 Scale is valid and reliable for patients at a dermatology clinic.
April 2019 in “Journal of Investigative Dermatology” Increasing COX-2 in mouse skin causes bigger sebaceous glands and thinner hair, but stopping COX-2 can reverse hair thinning.
February 2022 in “Pakistan Journal of Medical and Health Sciences” Taking 2.5mg of finasteride daily can effectively improve hair loss in 62% of women, especially those pre-menopause or with less severe hair loss.
215 citations
,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
139 citations
,
December 2020 in “Cell Stem Cell” Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.
95 citations
,
August 2022 in “JAMA Network Open” Post-COVID conditions increase health care needs for six months after infection.
57 citations
,
November 2006 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
52 citations
,
September 2022 in “Viruses” SARS-CoV-2 proteins help the virus avoid the immune system, delaying response and increasing inflammation.
50 citations
,
November 2021 in “Viruses” Spironolactone may help reduce COVID-19 severity in men by blocking harmful effects of certain hormones.
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
,
July 2014 in “International Journal of Clinical Pharmacology and Therapeutics” New finasteride solution effectively reduces baldness-causing hormone, potentially with fewer side effects.
46 citations
,
August 2022 in “Journal of Endocrinological Investigation” COVID-19 temporarily affects male reproductive health, but sperm and testosterone levels generally return to normal after three months.
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.
42 citations
,
December 2015 in “International Journal of Clinical Pharmacology and Therapeutics” The 0.25% finasteride solution, when applied once a day, effectively reduces scalp DHT, potentially minimizing sexual side-effects linked to a systemic DHT reduction.
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.
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.
36 citations
,
September 2018 in “American Journal of Clinical Dermatology” Combination of 0.25% finasteride and 3% minoxidil works better than just 3% minoxidil for increasing hair thickness in women.
35 citations
,
January 2022 in “Clinical Infectious Diseases” Healthcare workers with COVID-19 reported more long-term symptoms, and physical activity may help reduce some of these symptoms.
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.