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Scientists created stem cells that can grow hair and skin.

Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.

There are many treatments for permanent hair loss disorders, but their effectiveness varies and there's no clear best option.

Different soft tissue fillers can cause various skin reactions; biodegradable fillers are safer and non-biodegradable ones like silicone can lead to long-term problems.

Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.

Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.

Lower SHBG levels may increase the risk of PCOS.

Obesity increases the risk of developing polycystic ovary syndrome, and weight loss can improve the condition.

Women with PCOS are more likely to suffer from depression, anxiety, and stress.

Women with androgenic alopecia are more likely to have polycystic ovaries and higher androgen levels, which may indicate PCOS.

Skin grafting can help repigment vitiligo, but it's less effective for widespread cases due to the Koebner phenomenon.

DHEA stimulates skin oil glands and could help postmenopausal women, with potential for acne and excessive hair growth treatments.

Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.

Researchers created a fully functional, bioengineered skin system with hair from stem cells that successfully integrated when transplanted into mice.

Treatment of acromegaly can improve women's reproductive health issues caused by hormonal imbalances or tumors.

Polycystic ovarian shape is a genetic sign of PCOS and its hormonal and metabolic features can be inherited.

Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.

Lifestyle changes improve metabolism and fertility in overweight PCOS patients; anti-obesity drugs show potential but need more research.

Advanced human skin models improve drug development and could replace animal testing.

Women with PCOS often feel stigmatized and have mood issues, which can lower their sexual satisfaction, but proper treatment and support can help.

Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.

Hirsutism is a strong sign of high male hormones and metabolic problems in women with PCOS, but acne and hair loss are not.

Isotretinoin's effects and side effects, like birth defects and depression, might be due to it causing cell death in various cells.

The document concludes that early recognition and treatment of primary cicatricial alopecia is crucial to prevent permanent hair loss.

ADT, especially enzalutamide, may increase the risk of heart rhythm problems and sudden death in men.

Women with excess body hair feel psychological distress influenced by societal beauty standards, but distress isn't directly linked to the amount of hair.

Using CRISPR for gene editing in the body is promising but needs better delivery methods to be more efficient and specific.

Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.

The conclusion is that individual differences in COVID-19 severity are influenced by factors like age, sex, race, and genetics, which are important for personalized medicine.

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