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Repeated hair dyeing significantly damages hair.

Hair mineral content can help diagnose certain common illnesses.

Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.

Model improves accuracy in predicting hair loss effects.

Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.

Pharmacy-sold shampoos tend to have fewer allergens compared to those sold in other stores.

Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.

Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.

Hair loss greatly lowers perceived health in both genders, and hair transplant surgery notably improves this.

Researchers found a genetic region that influences the number of coat layers in dogs.

The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.

The document recommends using both clinical evaluation and various measurement methods to assess skin greasiness, considering factors like temperature and hormones.

Human body's immune cells are more common in the layer of fat just beneath the skin than in deeper fat layers.

Acne and increased body hair in teenage girls are normal but severe cases may need hormone evaluation and treatment can prevent diabetes linked to PCO.

Zinc levels in body fluids can help diagnose zinc deficiency in lambs, with fecal zinc as an early indicator.

Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.

Nerves and chemicals in the body can affect hair growth and loss.

Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.

Transplanted hair follicles can change and adapt to new areas of the body, with the immune system possibly playing a role in this adjustment.

A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.

The document concludes that developing generic topical drugs requires ensuring they match the original in quality, composition, and structure, and often involves complex testing and regulatory steps.

Male faces age with more wrinkles and hair loss, influenced by both body changes and environmental factors.

Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.

The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.

The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.

Non-invasive methods show promise for diagnosing skin diseases like psoriasis and lupus but need more research for regular use.

Body hairs can be used in forensic science and toxicology like scalp hair.

Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.

Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.

Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.