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Four patients with a type of rickets and hair loss had different mutations in their vitamin D receptor gene, causing it to not work properly.

Researchers found an RNA transcript that might help control a growth factor linked to tumor development.

Merkel cells may have roles in sensing magnetic fields, creating fingerprints, Reiki energy healing, passing on environmental information to offspring, and influencing hair shape.

St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.

Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.

Natural remedies for hair and scalp issues are still widely used in Palestine.

DHEA may help with sexual function when used intravaginally by menopausal women but is similar to hormone therapy in other aspects and might cause more side effects like acne and hair loss.

Taking finasteride for benign prostate hyperplasia may increase the risk of osteoporosis, especially at higher doses.

Most hirsutism cases are due to PCOS, and treatment focuses on lowering testosterone and blocking its effects.

Taking oral testosterone with finasteride or dutasteride doubles testosterone levels, and food slightly affects it.

Testosterone may have a dual role in COVID-19, potentially worsening outcomes in men, and testosterone therapy could help some patients, but more research is needed.

Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.

High levels of male hormones in pregnant mice cause heart enlargement and poor heart function in their female babies.

Transgender patients need proper skin care, especially when undergoing hormone treatments, to manage issues like acne and hair loss.

Chromium supplements don't improve insulin, hormone levels, or cholesterol in women with PCOS but raise testosterone levels.

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.

Cross-sex hormone therapy is important for managing gender dysphoria and requires careful monitoring and healthcare provider education.

Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.

Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.

The document concludes that various drugs can manage symptoms and metabolic issues in women with PCOS.

A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.

The study found that nerve signals are stronger when there are more connection points, but not necessarily denser, along the nerve's path in the spine.

Good haircare and communication with doctors are key for managing hair loss.

Smoking and drinking worsened hair loss in men with genetic hair loss, while eating and sleeping habits didn't; genetics played a bigger role than environment in hair loss.

PTH-CBD could help prevent and treat hair loss caused by chemotherapy in mice.

Bleaching hair damages protein structure, especially keratin, leading to weakened hair.

Testosterone therapy can help improve mood, sexual function, and bone health in women with low androgen levels, but more research is needed to establish safe and effective guidelines.

Thioglycolate lotions are the most popular method for permanent waving and hair straightening.

Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.

Non-immune factors play a significant role in alopecia areata.