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New hair loss treatment using marine collagen and dissolvable needles improves hair growth.

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

Keratin proteins are crucial for hair structure and strength.

Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.

Older thin hair is not just thinner but also has different shape, structure, and stiffness.

Thioglycolate lotions are the most popular method for permanent waving and hair straightening.

Scientists successfully purified a protein called Wnt3a, which is involved in processes like hair growth, but the overall yield was low, suggesting more work is needed to improve this.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

Cysteine helps maintain keratin production in skin cells even when iron is low.

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

Thiolated cyclodextrin-based nanoparticles effectively deliver Minoxidil for scalp treatment without causing skin irritation.

Hair treatments and dehydration affect hair's lipid and protein behavior, influencing its flexibility and appearance.

Different techniques measure hair properties to ensure cosmetic products work.

Transglutaminase activity is important for skin and is found in both mammals and birds.

Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.

Hair sunscreens are important for maintaining hair's cosmetic value.

VDUP1 is found in skin and hair follicles, interacts with sciellin, and may help regulate skin cell differentiation.

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

Juglone from walnut extracts may help repair damaged hair.

Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.

Keratin films from human hair can potentially replace human nail plates for drug testing.

A new microneedle patch and yellow light therapy significantly promote hair regrowth.

Proteins like BSA and keratin can effectively style hair and protect it, offering eco-friendly alternatives to chemical products.

Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.

Botulinum Neurotoxin-A can treat acne, oily skin, rosacea, hair loss, prevent scars, relieve nerve pain, reduce excessive sweating, and manage psoriasis, but more trials are needed to confirm its effectiveness.

Hair structure changes immediately during perm treatment, with initial damage partially restored later.

Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.

The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.

Reductive stress messes up collagen balance and alters cell signaling in human skin cells, which could help treat certain skin diseases.