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Hair loss from telogen effluvium can cause mental health issues and lower life quality, needing both medical and emotional support.

Hair follicle stem cells in hairpoor mice are disrupted, causing hair loss.

Follistatin and LIN28B together improve the ability of inner ear cells in mice to regenerate into hearing cells.

The right amount of retinoic acid is essential for normal hair growth and development.

Activating Notch signaling can kill basal cell carcinoma cells.

Disrupted stem cell signals in hairpoor mice cause hair loss.

Parathyroid hormone-related protein helps control hair growth phases in mice.

Women with a certain type of tumor had higher levels of pregnancy hormone and male hormones, which decreased after treatment.

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.

Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.

Targeting glucocorticoid action might help treat type-2 diabetes, but human trials are needed.

The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.

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.

Male hormones and their receptors play a key role in hair loss and skin health, with potential new treatments being explored.

Stress can worsen skin conditions by affecting hormone levels and immune response.

The document concludes that targeting 5α-reductase, the androgen receptor, and hair growth genes, along with using compounds with anti-androgenic properties, could lead to more effective hair loss treatments.

Contact immunotherapy can cause vitiligo in patients with autoimmune conditions.

Human alpha defensin 5 helps heal wounds, reduce bacteria, and grow hair on burned skin.

The research found how GPCR Class A Rhodopsin receptors are related and suggested possible substances they interact with.

Hormones control reproduction and are crucial for body balance.

Higher Lnk protein levels in ovaries may lead to insulin resistance in women with PCOS.

Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.

Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

The vitamin D receptor can act without its usual activating molecule, affecting hair growth and skin cancer, but its full range of actions is not well understood.

Hormone imbalance is linked to Hidradenitis Suppurativa, a skin condition, and treatments like anti-androgenic therapy and metformin can help. It's also suggested to check patients for insulin resistance and Polycystic Ovary Syndrome.

TNFα, IFNγ, and Substance P significantly affect prolactin levels in human skin, suggesting new treatments for skin and hair conditions.

Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.

Stress may contribute to hair loss in alopecia areata by affecting immune responses and cell death in hair follicles.

New treatments are needed for PCOS that target its genetic, hormonal, and metabolic causes.

Non-hormonal treatments should be used first for sexual dysfunction in postmenopausal breast cancer patients on aromatase inhibitors, with hormones as a second option.