18 citations
,
July 2020 in “Basic and Clinical Andrology” Wait 3 months after COVID-19 before trying assisted reproduction and further research is needed on COVID-19's effects on male hormones and fertility.
May 2022 in “Gastroenterology” Supplemental testosterone may lower liver cancer risk in hepatitis C patients.
July 2025 in “InnovAiT Education and inspiration for general practice” 
32 citations
,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
9 citations
,
July 2011 in “The Journal of Sexual Medicine” Hair loss drugs like finasteride may cause lasting sexual and mood side effects, and more research is needed to understand these risks.
January 1996 in “Springer eBooks” Hair loss increases with age and is triggered by hormones like androgens.
January 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 
1 citations
,
November 2011 in “Archives of Dermatology” A woman's hair loss was caused by her husband's testosterone gel and a diabetic man's nail disease led to bone infection, both treated successfully.
11 citations
,
January 2000 in “Der Hautarzt” Male hypogonadism affects skin and hair, causing thin skin, less hair, and skin reactions to treatment.
2 citations
,
September 1997 in “Archives of Dermatology”