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Diagnosing PCOS in teenagers should focus on signs of excess male hormones and not rely solely on ovarian ultrasound or irregular periods, and should be reassessed in adulthood.

17α-estradiol is a safe estrogen that might protect the brain and doesn't cause feminization, needing more research for treating brain diseases.

Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.

Researchers created better skin-application menthol capsules that are stable, safe, and penetrate the skin quickly.

Using 17-hydroxyprogesterone levels to diagnose nonclassic congenital adrenal hyperplasia can result in many incorrect diagnoses.

Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.

A fungus is essential for forming and shaping hair ice on dead wood.

New treatments for low male hormones improved sexual function and mood but had unclear risks, especially for older men.

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

Scientists have developed a new method to detect steroid abuse in athletes using cell-based tests, which could be the future of anti-doping methods.

Certain molecules in hair change with age and could be used for cosmetic treatments.

Finasteride reduces alcohol withdrawal severity and anxiety in mice, but may increase withdrawal severity in some cases.

Women with PCOS have higher 5α-reductase activity, which may be linked to insulin resistance.

The document concludes that there are still unknowns about the effectiveness, risks, and detection of performance-enhancing drugs, and doping remains a challenge.

Finasteride use can cause depression-like behavior in male rats.

The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.

Hurricane Sandy increased contamination in estuarine sediments in New Jersey and New York.

A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.

AKR1D1 controls glucocorticoid levels and receptor activity in liver cells.

Asiasari Radix et Rhizoma is safe and has potential for new drug development due to its therapeutic properties.

Asiasari radix extract may relieve certain types of pain by affecting GABA and NMDA receptors.

Women with female-pattern baldness produce more testosterone, but 5a-reductase inhibition treatment won't help.

Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.

CAH is a genetic disorder affecting cortisol production and causing hormonal imbalances, with treatment and diagnosis varying by form and symptoms.

The new palladium catalyst is effective and reusable for making pharmaceutical ingredients.

Certain extracts from Curcuma aeruginosa Roxb. and germacrone can boost the skin's absorption of minoxidil, a hair growth promoter, making it more effective.

Thuja orientalis and Thuja occidentalis essential oils have medicinal properties useful for developing treatments with antimicrobial and bioactive effects.

Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.

Microemulsions and nanoemulsions can effectively deliver drugs through the skin, but more research is needed to understand their differences and mechanisms.

Lepidium sativum seed extracts helped reduce inflammation and improve insulin response in obese rats on a high-fat diet.