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Stress can stop hair growth in mice, and treatments can reverse this effect.

Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.

Skin-derived precursors in hair follicles come from different origins but function similarly.

The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.

Mouflon rams mature gradually with changes in body, horns, and hormones linked to age and seasons, reaching full sexual maturity well after puberty.

Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.

Adult skin quickly reacts to short-term environmental and internal stress, leading to various skin issues and the need for protective measures.

Some epilepsy drugs can cause reproductive and cosmetic side effects in women and affect pregnancy, but most women still have healthy babies.

Acupuncture may improve reproductive and metabolic functions in PCOS without negative side effects, but more research is needed to confirm its effectiveness.

A woman with Cushing's syndrome improved after surgery to remove a tumor causing the condition.

The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.

Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.

Postpartum depression is linked to changes in brain chemicals, inflammation, stress, and certain genes, and can potentially be identified by markers like specific steroids, serotonin levels, and vitamin D levels.

The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.

Dermal EZH2 controls skin cell development and hair growth in mice.

The hypothesis suggests that PCOS may start early in life due to genetic and environmental factors, influencing future reproductive and metabolic problems.

Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.

Drug repositioning is becoming more targeted and efficient with new technologies, offering personalized treatment options and growing interest in the field.

The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.

Sebaceous glands play a key role in skin health, immunity, and various skin diseases.

Ezh2 controls skin development by balancing signals for dermal and epidermal growth.

Dermal EZH2 controls skin cell growth and differentiation in mice.

miR-133a-3p and miR-145-5p help goat hair follicle stem cells differentiate by controlling NANOG and SOX9.

UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.

Understanding hair growth involves complex factors, and more research is needed to improve treatments for hair loss conditions.

Melatonin may benefit skin health and could be a promising treatment in dermatology.

Old neuropharmacological drugs might be effective for treating inflammatory skin diseases.

Gut microbes significantly affect brain steroid levels.

Microglia, the brain's immune cells, may contribute to Polycystic Ovary Syndrome (PCOS) by altering the female brain's structure and function, with kisspeptin neurons and GABA neurotransmitters also playing a role.

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.