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New injectable hydrogels with gelatin, metal, and tea polyphenols help heal diabetic wounds faster by controlling infection, improving blood vessel growth, and managing oxidative stress.

PCOS is a common hormonal disorder in women, often involving menstrual issues and increased diabetes risk, managed through lifestyle changes and targeted treatments.

Touching hair can activate nearby nerve cells through signals from the hair's outer layer.

Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.

Juglone from walnut extracts may help repair damaged hair.

NOC-4 extract promotes black hair and hair growth effectively.

Hair protein analysis could improve medical testing and understanding of hair characteristics.

Ethosomes improve black tea extract absorption in hair dye.

Acne can't be cured but can be managed with treatments like benzoyl peroxide and diet changes; it's costly and can lead to scarring and mental health issues.

Laser hair removal is now more effective, but the best treatment schedule is still uncertain.

Microneedling is a simple, affordable treatment that helps with scars, wrinkles, stretch marks, and hair growth by boosting collagen.

FUE hair transplant is a promising method with benefits like less scarring, but requires a skilled surgeon and can damage hair follicles.

Some alternative treatments for hair loss might work, but more research is needed.

Nickel, cobalt, balsam of Peru, fragrance mix, carba mix, and propylene glycol are common allergens causing scalp contact dermatitis.

Washing hair daily is better and preferred, with no negative effects.

Higher hair luminosity and shine mean higher perceived transparency.

Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.

Excessive hair growth in women, often from high androgen levels, is usually caused by PCOS, and can be treated with hair removal, medication, and possibly weight loss.

Different hair removal methods have pros and cons, and more evidence is needed to prove laser treatments work.

The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.

Early diagnosis and treatment are crucial for preventing permanent hair loss in various scalp conditions, and while new treatments are promising, more research is needed to evaluate their effectiveness.

Hair health is influenced by genetics, aging, and environmental factors, with proper care needed to maintain it.

Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.

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

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

Hirsutism can be caused by various conditions besides PCOS, and it's important to treat the underlying issue and manage symptoms with medication and cosmetic approaches.

The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.

Combining laser hair removal with topical eflornithine is recommended for better results in treating unwanted facial hair.

Finasteride cream reduces hair growth in women with hirsutism, but more research needed.

Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.