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

Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.

Longer time setting curls overnight leads to better curl retention.

Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.

Hair and nails are skin parts that develop early and serve protective and functional roles.

Dermatologists need to understand hair products to treat hair and scalp issues better.

Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.

Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.

Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.

Hair gels may cause split ends in children.

Hair tourniquet syndrome in infants can be treated successfully with immediate hair removal.

Tying a knot can measure hair friction, useful for medical applications.

Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.

The document explains how shampoos clean, rinses condition, one-step shampoos offer convenience, and hair growth promoters aim to prevent hair loss, emphasizing the importance of scientific evidence for their effectiveness.

Over half of the children had abnormal hair under a microscope, with many having genetic hair conditions.

Scalp hair characteristics vary across different regions of India and can help identify a person's origin.

Modified keratin binds better to hair, especially bleached hair.

Different scalp and hair disorders are more common in certain ethnic groups, with the most common being androgenetic alopecia, which is treated with medications like minoxidil and finasteride.

UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.

Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.

Dermatologists should use hair relaxers carefully to avoid hair and scalp damage, following specific guidelines for application and maintenance.

Hair care products clean, protect, style, color, and change hair structure.

Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.

Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.

Heating hair proteins changes their structure and may improve their blood clotting ability.

Fusion proteins can protect hair from heat damage.

Chemical hair straighteners can cause scalp and hair damage, but long-term effects are unclear.

Skin Radiance Collagen improved skin and hair health in adult females.

Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.

Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.