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Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.

Advances in genetics may lead to targeted treatments for hair disorders.

The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.

AP collagen peptides improve hair elasticity and gloss.

A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.

Repeated dyeing and shampooing cause hair color loss and damage.

Hair shaft disorders, often due to genetics or environment, lack specific treatments but can be managed with gentle hair care and may improve with age or topical treatments.

Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.

Frequent hair coloring and styling can damage hair and cause breakage or loss.

Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.

Keratosis pilaris is often linked to genetic mutations and causes skin and hair abnormalities, regardless of those mutations.

Vitamin D receptor is important for regulating hair growth and wound healing in mice.

Asian hair is stronger and more damage-resistant than Caucasian hair due to a thicker cuticle layer.

Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.

Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.

Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.

Hair follicle damage happens during hair transplants and can impact success; better surgical methods are needed.

mTORC1 signaling needed for quick hair follicle recovery after radiation damage.

Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.

Using a blow dryer in a certain way can cause localized hair damage with bubble formation inside the hair.

A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.

Cryopreserved mouse whisker follicles can grow hair when transplanted into nude mice.

Hair damage increases significantly with higher temperatures and longer heating times.

Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.

Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.

Gata6 is important for protecting hair growth cells from DNA damage and keeping normal hair growth.

Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.

A man developed a rare cancer on his scalp after a hair transplant possibly due to sun damage, laser effects, and inflammation.

Onion and Aloe vera can help protect hair from damage caused by hair dyes.

Trichoscopy is a quick and easy way to diagnose most genetic hair problems without invasive methods.