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Hamilton scale imprecise, hair shaft diameter decreases, stem cell transplant regrows hair, ECP ineffective for alopecia areata universalis.

The supplement with Serenoa repens and Pygeum africanum significantly increased active hair growth and decreased rest phase hair in post-menopausal women with hair loss, with only mild digestive side effects.

Androgens like testosterone are important hormones for both men and women, made differently in each sex and affecting the body by regulating genes and quick interactions with cell components.

Alopecia areata cases in children are rising, especially in females and low-income regions, with a projected increase in China and decrease in the USA.

Darker hair colors may increase the risk of alopecia areata, while lighter hair colors may decrease it.

Black ethnicity, prior PSA tests, enlarged prostate, and family history increase prostate cancer risk; Asian ethnicity, obesity, smoking, diabetes, and less sexual activity or no children decrease risk.

High doses of cyproterone acetate increase the risk of brain tumors in women, but the risk decreases after stopping the medication.

Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.

Virus infection risk is linked to heat tolerance and size, but decreases with high humidity and mutation rate.

Different monkey species in a lab showed varying levels of hair loss due to factors like type, sex, age, season, and living conditions.

Long-COVID causes more health issues after COVID-19, varying by age, sex, and infection wave.

Higher granulysin levels in the blood are linked to more severe hair loss in alopecia areata patients, and these levels decrease after effective treatment.

Mice treatments didn't grow hair, a patient treatment may affect immune response, and people with hair loss often feel anxious or depressed.

DNA can predict physical traits like eye and hair color accurately, especially in Europeans, but predicting other traits and in diverse populations needs more research.

Cyproterone acetate is used to treat conditions like prostate cancer, early puberty, excessive sexual drive, and female androgenization by affecting androgen functions and suppressing certain hormones.

Young women with PCOS have a higher risk of high blood pressure and metabolic syndrome, but these risks may decrease after age 40.

PCOS affects multiple organs and requires combined treatment with lifestyle changes, metformin, and oral contraceptives.

Changes in gut bacteria can contribute to the development of Polycystic Ovary Syndrome (PCOS), affecting metabolism, immunity, and causing inflammation. Treatments may involve adjusting these factors.

The scalp microbiome is more diverse and may be more important in hair loss than the gut microbiome.

Progesterone reduces anxiety and depression in female mice by increasing BDNF in the brain, needing 5α-reduction and estradiol.

Brassinosteroids may be useful in treating cancer, infections, and other diseases.

Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.

New treatments for PCOS using smart drug delivery, metabolic changes, and AI show promise but need more research.

PEDF reduces oxidative damage and supports stem cells.

Titanium dioxide nanoparticles may harm the male reproductive system.

Gender-affirming hormone therapy affects health risks and requires careful management, especially as transgender individuals age.

5-alpha reductase inhibitors are generally safe but can cause sexual side effects and require patient education on risks.

Store stem cells at 4°C in 10% human serum and use within 2-4 hours for best results.

Pediatric endocrinologists should provide early fertility counseling and preservation options to young patients at risk of infertility.

The new system helps detect and track early female hair loss better.