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Maintaining DNA health in stem cells is key to preventing aging and tissue breakdown.

Androgen replacement therapy can improve libido and mood in women with severe androgen deficiency, but more research is needed on its long-term safety.

Scientists have improved 3D models of human skin for research and medical uses, but still face challenges in perfectly replicating real skin.

Older adults commonly experience wrinkles, itchy skin, psoriasis, fungal infections, skin growths, grey hair, hair loss, and nail ridging, but no skin cancer was found in this group.

Eating 500 fewer calories a day and making lifestyle changes can improve PCOS symptoms and reduce diabetes risk; more research is needed on its causes and treatments.

The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.

Cell aging can be both good and bad for tissue repair.

Short telomeres contribute to aging and cancer, and while telomerase can delay aging, it may also promote cancer.

Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.

Testosterone replacement can help menopausal women with various symptoms, but should be used carefully and is not yet officially licensed in the UK for women.

The research found ways to activate melanocyte stem cells for potential treatment of skin depigmentation conditions.

Epinephrine does not significantly affect the severity of hair loss after surgery.

The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.

The guidelines advise against using testosterone and DHEA in women for most conditions due to safety and effectiveness concerns, but suggest considering testosterone for postmenopausal women with low sexual desire.

Women with PCOS face higher risks of diabetes and heart disease, and these risks increase with obesity.

Stem cell self-renewal is complex and needs more research for full understanding.

Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.

Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.

The HR protein's role as a repressor is essential for controlling hair growth.

PCOS affects women's health by increasing the risk of diabetes, heart disease, and reproductive issues.

Cancer can hijack the body's cell repair system to promote tumor growth, and targeting this process may improve cancer treatments.

Lifestyle changes are the main treatment for PCOS, which is a complex condition requiring early management to reduce its health impacts.

Aging in hair follicle stem cells leads to hair graying, thinning, and loss.

New treatments targeting skin stem cells show promise for skin repair, anti-aging, and cancer therapy.

Skin and hair can help us understand organ regeneration, especially how certain stem cells might be used to form new organs.

Young women with high male hormone levels or PCOS often feel more psychological distress and have a lower quality of life.

The gene p53 is crucial for removing damaged cells to allow for healthy tissue renewal.

Rapamycin treatment helps with mitochondrial disease by reducing PKC levels.

Activating β-catenin in certain skin cells speeds up hair growth in mice.

Hormonal changes after childbirth and menopause can lead to women's hair loss and facial hair growth, with a need for better treatments.