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Hair aging and loss are caused by genetics, hormones, environment, and grooming, with treatments like minoxidil effective for certain types of hair loss.

Hair aging is inevitable, but using the right hair care products can help maintain hair health.

Old people have less hair because their hair follicles don't regenerate as well, not because of fewer stem cells, and a protein called follistatin might help reactivate hair growth.

As skin ages, it gets thinner, paler, and more wrinkled, and protection and care like sunblock and moisturizers are important.

Female pattern hair loss in women can be due to hormones or aging.

The conclusion is that certain traits, including perceived facial aging and BMI, are linked to perceived youthfulness differently in men and women.

The conclusion is that certain traits, including perceived facial aging and BMI, are linked to how youthful people look, with some differences between males and females.

Injecting a person's own fat stem cells into their skin can make it look younger and improve double eyelids for over a year.

Aging skin is affected by inflammation, reduced stem cell function, and slower wound healing.

Removing hair from mice without reproductive glands led to grey hair, possibly helping to understand greying in aging.

Skin health and repair depend on the signals between skin stem cells and their surrounding cells.

Combining trichology and homeopathy is effective for diagnosing and treating hair loss.

People travel abroad and pay a lot for unproven stem cell treatments, hoping for cures.

Different hair and nail conditions can indicate health issues and have specific treatments; accurate diagnosis is crucial before treatment.

Fetal skin heals without scarring due to unique cells and processes not present in adult skin healing.

Melanocytes appear in fetal skin early, but their development details are still unclear.

The study concluded that neonatal occipital alopecia is common, not caused by physical friction, and usually resolves on its own without treatment.

Early puberty is more common in girls and African-American children, possibly due to nutrition, obesity, stress, and environmental factors, and is treated with hormone therapy.

Siblings with signs of virilization should be tested for non-classical congenital adrenal hyperplasia, which does not affect adult height but may impact fertility and well-being if untreated.

Men with shaved heads are seen as more dominant but older and less attractive.

About 7% of Omani women visiting a gynecology clinic had polycystic ovarian syndrome, similar to rates in other countries.

Hair loss link to severe COVID-19 unclear.

Testosterone undecanoate safely and effectively increased penis size in male children with 5-alpha-reductase deficiency.

The best way to treat androgenetic alopecia, a common type of hair loss, is through early intervention and a comprehensive approach, but some supplements may reduce the effectiveness of medical treatments.

Changing habits can make you look younger and improve your overall health.

Hair loss after childbirth is more common in women who have had multiple births, cesarean deliveries, significant weight gain, and full-term pregnancies.

Higher prenatal anxiety is linked to lower cortisol levels in newborns' hair.

EZH2 levels decrease as fetuses develop and are higher in adult skin, which may affect skin growth and repair.

The document concludes that the new expert system can assess the risk of PCOS effectively despite uncertainties in diagnosis.

Androgen treatment with dihydrotestosterone may help maintain height in patients with 5-α-reductase type 2 deficiency, especially before puberty.