374 citations
,
May 2016 in “The Lancet. Diabetes & endocrinology” Cushing's syndrome can cause serious health problems, and early treatment is crucial, but some issues may remain after treatment.
282 citations
,
October 2006 in “The Journal of Clinical Endocrinology and Metabolism” The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.
149 citations
,
December 2007 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have overall higher body fat, not abnormal fat placement, and more insulin resistance.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
92 citations
,
November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.
28 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Testosterone replacement may help post-menopausal women with androgen insufficiency, but more research is needed on its benefits and risks.
15 citations
,
August 2016 in “Current Urology Reports” Nandrolone and oxandrolone could help treat male health issues like muscle loss and low testosterone.
14 citations
,
January 2008 in “Gene therapy” Gene therapy shows promise for enhancing physical traits but faces ethical, safety, and regulatory challenges.
10 citations
,
December 2008 in “Journal of Clinical Neuromuscular Disease” Finasteride can cause muscle pain and high creatine kinase levels, but stopping the medication may resolve symptoms.
8 citations
,
March 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Testosterone and dihydrotestosterone have similar effects on body composition and metabolic health in men.
6 citations
,
September 2005 in “Expert Opinion on Pharmacotherapy” Androgen therapy can help with symptoms like low libido in women, but more research is needed to understand its long-term safety and effects on health.
5 citations
,
August 2021 in “Journal of biological chemistry/The Journal of biological chemistry” Retinoic acid affects male and female muscle energy use and function differently.
4 citations
,
June 2021 in “Applied Sciences” Women with PCOS have higher body fat and worse insulin resistance and lipid profiles.
131 citations
,
September 2017 in “Molecular and Cellular Endocrinology” The document concludes that blocking the internal pathways that create androgens might help treat cancers that depend on sex hormones.
29 citations
,
October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
February 2026 in “British Journal of Sports Medicine” Transgender women have similar fitness to cisgender women, while transgender men have higher fat and lower strength than cisgender men; hormone therapy affects body composition and strength.
July 2023 in “The Journal of Clinical Endocrinology and Metabolism” Gender-affirming hormone therapy improves physical performance in trans men to the level of cisgender men, while in trans women, it increases fat mass and decreases muscle mass, with no advantage in physical performance after 2 years.
36 citations
,
October 2009 in “Journal of biological chemistry/The Journal of biological chemistry” Two new compounds were found to build bone and muscle without affecting reproductive organs and skin oil glands.
2 citations
,
September 2023 in “International journal of molecular sciences” Special proteins are important for skin balance, healing, and aging, and affect skin stem cells.
August 2024 in “Nutrition Bulletin” GLP-1 receptor agonists help with weight loss but need to be combined with other treatments for best results.
162 citations
,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
441 citations
,
May 2008 in “British Journal of Pharmacology” Anabolic steroids can build muscle and strength but have risks and need more research on their clinical benefits and side effects.
37 citations
,
June 2011 in “Journal of Cellular Biochemistry” Androgen is important in controlling stem cell differentiation, reducing fat development, and increasing lean mass.
119 citations
,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
35 citations
,
October 2011 in “Medicine and science in sports and exercise” Muscles can make their own androgens, which may help muscle growth.
4 citations
,
November 2024 in “International Journal of Dermatology” Testosterone use for muscle growth can cause hair loss in males.
67 citations
,
September 2017 in “Cell Reports” Caloric restriction improves skin and fur structure but can cause muscle loss and movement issues.
2 citations
,
August 2022 in “Middle East Fertility Society Journal” The new rodent model successfully mimics non-lean human PCOS symptoms.
December 2024 in “Journal of the International Society of Sports Nutrition” Creatine monohydrate is safe and effective for muscle recovery and performance, especially for those with low creatine levels.