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PRP and PRF show promise for hair growth but need more research for consistent and safe use.

Biodegradable polymers can improve cannabinoid delivery but need more clinical trials.

Custom software found that common allergy drugs might have new uses for various conditions and could improve survival in some cancers.

Nirmatrelvir/Ritonavir treatment may lead to a weaker immune response to COVID-19, but doesn't affect the chance of rebound.

Certain gene variations are not a major cause of male infertility in Nigerian men.

SHBG may be a useful early indicator and treatment target for PCOS.

Hormones and genes affect hair growth and male baldness.

Baldness in men with prostate cancer is linked to higher levels of certain sex hormones, but chest hair density is not.

Hormone therapy for trans individuals is effective and generally safe in the short term.

The most different genetic segment between Africans and East Asians is the EDA2R/AR region, with two main types influenced by population changes and natural selection, and linked to baldness.

Genetic variation in the androgen receptor gene mainly causes early-onset hair loss, with maternal inheritance playing a key role.

Decorin helps keep hair follicle stem cells and may prevent age-related hair loss.

The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.

Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

Androgens affect bone and fat cell development differently based on the cells' embryonic origin.

Hair loss caused by genetics and hormones; more research needed for treatments.

Women with PCOS have similar bone density to healthy women, but those who are obese have higher bone density at some body sites.

Troglitazone increases subcutaneous fat in lipodystrophy patients.

The conclusion suggests that PCOS may persist due to genetic traits that, while harmful for female fertility, could have provided survival and reproductive benefits to males.

Hirsutism is more linked to high androgen levels than acne or hair loss, and a mix of hormonal tests is best for diagnosis; certain treatments can reduce symptoms.

Men and women respond differently to drugs for COVID-19, high cholesterol, and diabetes, which suggests a need for personalized treatments.

Testosterone is key for male sexual function, and treating hormone imbalances can improve sexual issues.

Female cuckoo color differences are linked to their unique genes and help avoid male harassment.

DHEA affects multiple receptors and may help with metabolic issues, but its safety and effectiveness in humans are unclear.

Researchers found genes linked to feather growth speed in Shouguang chickens, highlighting two genes that might explain differences in feathering.

About one-third of Saudi women with female pattern hair loss also have thinning hair at the back of their head.

Male pattern baldness involves genetics, hormones, and needs better treatments.

Four genetic risk spots found for hair loss, with WNT signaling involved and a link to curly hair.

COX2 and ATP synthase control the size of hedgehog spines.

Effective acne management in PCOS includes hormone therapy, metformin, isotretinoin, weight loss, diet, exercise, and personalized treatment plans.