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Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.

Higher androgen levels do not cause baldness in men.

Taking spironolactone and linestrenol for androgen excess can lead to lower bone density in young women.

Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.

Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.

Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.

The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.

Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.

Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.

Ancient hair can preserve hormones, revealing health and fertility insights.

Testosterone can help premenopausal and postmenopausal women with low sexual desire, but its long-term safety is unclear and it's not widely approved for this use.

Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.

Testosterone increases hair testosterone levels, stress raises hair cortisol, and relationship status affects hormone levels.

Genetic defects in testosterone production can cause hormonal and developmental disorders, and more research is needed to understand androgen regulation and develop safer treatments.

Testosterone replacement therapy helps manage deficiency and has various methods, but requires careful monitoring to avoid side effects.

Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.

Hirsutism is more linked to high androgen levels than acne or hair loss, and a mix of hormonal tests is best for diagnosis; certain treatments can reduce symptoms.

The conclusion is that managing androgen excess requires long-term treatment, including hormonal contraceptives and androgen blockers, with follow-up after six months.

The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.

Prostate-specific antigen may be a new marker for excess male hormones in women with polycystic ovary syndrome.

The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.

Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.

The chapter explains the causes of excessive hair growth and masculinization in women and how to measure hormone levels related to these conditions.

Regulating certain sex hormones may help delay facial aging.

High levels of cortisol in hair show long-term stress which can lower fertility in animals.

Certain microRNAs in the fluid around eggs are linked to Polycystic Ovary Syndrome and may help diagnose it.

People with hair loss may have different levels of certain hormones due to changes in hormone processing.

Sex neurosteroids cause different effects on hippocampal synaptic plasticity in males and females.

Selective Androgen Receptor Modulators (SARMs) are drugs that can control the effects of androgens in different tissues, potentially having fewer side effects and promising for treating various conditions.

Managing oxidative stress might help treat low testosterone and related chronic diseases in aging men.