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Humans lost body hair relatively recently in evolution.

Some women with acne have higher levels of free testosterone, which might suggest using hormonal treatments for acne.

The flexible fixed-sequence testing method allows for more effective evaluation of multiple goals in a clinical trial while controlling the risk of false positives.

Hair cortisol may be a good indicator of recent mood in people with bipolar disorder.

The document concludes that PK/PD modeling is important for determining the safe and effective dosages of drugs.

Ultrasound increases skin permeability but blocks hair follicles.

African hair has the most lipids, while Caucasian hair is more hydrated and stronger.

The model better predicts how water-loving and fat-loving substances move through the skin by including tiny pores and hair follicle paths.

The AVET system effectively delivers genes to human keratinocytes and may help treat skin diseases.

Sulforaphane from broccoli can help protect skin from sun damage.

Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Finasteride affects prostate weights and pituitary activity differently with age.

Laser hair removal is popular for long-term hair reduction but carries risks, requiring well-trained operators and better regulations, especially in South Africa.

QR678 treatments were more effective and comfortable for male hair loss than PRP treatments.

Urinary Se to creatinine ratio, serum Se, and glutathione peroxidase are effective early biomarkers for selenium status in dogs.

PRP use in skin care and plastic surgery is growing, especially in the U.S. and Italy.

Some calcium supplements have more calcium than their labels say, and a few have less.

Human hair keratin might be good for filtering out harmful substances from water.

A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.

Testosterone can build muscle and bone without enlarging the prostate when a specific enzyme is blocked.

Increasing EGR1 levels makes hair root cells grow faster.

Local healers in Addis Ababa use 81 medicinal plants, mainly from the Asteraceae family, to treat skin and general diseases, with Echinops kebericho being an endangered plant important in their practices.

Minoxidil's absorption is too variable for it to be a reliable reference drug.

The study identified unique genes in hair follicle cells and their environment, suggesting these genes help organize cells for hair growth.

Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.

Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.

The document suggests that clinical trials for PCOS should focus on meaningful primary outcomes like live birth rates, rather than less reliable surrogate markers.

Compounds from Ziziphus spina-christi roots show strong antibacterial and antioxidant potential.

Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.

The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.