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People with HIV and low T cell counts have more hair and scalp problems.

Antiandrogens affect androgen-dependent body functions and are used for various medical conditions, with some risks like fetus feminization, but new forms like 17α-propylmesterolone show promise for acne without systemic effects.

Family doctors can manage older men with urinary symptoms using exams, tests, and medications.

The guideline provides healthcare professionals in South Africa with instructions for comprehensive, multidisciplinary gender-affirming care, including HIV prevention and treatment for transgender and gender diverse individuals.

Certain skin conditions may indicate or increase the risk of Parkinson's disease.

PSA levels could help detect illegal steroid use in female athletes but face challenges like cost and PCOS prevalence.

Men with more advanced male pattern baldness have a higher risk of prostate cancer and more severe disease.

Finasteride significantly reduces PSA levels in men, and doctors should adjust PSA readings for those taking the drug.

Finasteride is safe for hair loss treatment and doesn't increase high-grade prostate cancer risk.

Vertex baldness has higher DHT levels than frontal baldness, but testosterone and PSA levels are similar.

Targeting colon cancer stem cells might lead to better treatment results.

Prostate cancer cells can make their own androgens to activate the androgen receptor, and treatments like abiraterone may increase this ability, suggesting new therapies should target the entire steroid-making pathway.

Finasteride might lower the risk of low-grade prostate cancer but not high-grade cancer, while alpha-blockers might reduce high-grade cancer risk.

Suppressing certain hormones might help prevent prostate cancer.

Early-onset baldness is linked to a higher risk of aggressive prostate cancer in African-American men, especially before age 60.

Men with male pattern baldness have a higher risk of dying from prostate cancer.

Prostate-specific antigen may be a new marker for excess male hormones in women with polycystic ovary syndrome.

OCIAD2 and DCN genes affect hair growth in goats by having opposite effects on a growth signaling pathway and inhibiting each other.

Male pattern baldness might have evolved to help protect against prostate cancer by increasing UV radiation on the scalp.

Elastic Net DNA methylation clocks are inaccurate for predicting age and health status; a "noise barometer" may better indicate aging and disease.

The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.

A young man with high-grade prostate cancer had successful surgery and good recovery, highlighting the need for awareness in younger men.

Finasteride reduces prostate cancer risk but may increase high-grade tumors and has side effects; biopsy methods have similar outcomes; psychosocial factors affect sexual recovery post-surgery.

Women with androgenetic alopecia (hair loss) have normal prostate specific antigen levels but higher testosterone levels.

5α-reductase inhibitors can cause sexual problems, higher risk of aggressive prostate cancer, and depression.

The document concludes that targeting the androgen receptor may be a promising breast cancer treatment, especially for certain types.

Men who experienced baldness at age 20 may have double the risk of getting prostate cancer.

The document suggests that blocking sweat glands with antiperspirants might allow skin-generated hormones to be absorbed, possibly increasing breast and prostate cancer risk.

Antiandrogen drugs can reduce PSA levels in women with excess hair, suggesting PSA is a sign of male hormone activity in women.

Tamoxifen caused hair loss in a 52-year-old woman.