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

UV radiation damages hair similar to bleaching, but double bleaching causes more severe protein degradation.

Coconut oil can penetrate hair better than mineral oil, potentially protecting against damage.

A new 6-point scale reliably measures heat damage to hair from styling tools.

Synthetic fiber hair implants often cause complications and are not very successful.

Inhalation therapy may repair and protect elastin in the lungs of COPD patients.

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

Using chelants in hair dye reduces fiber damage by preventing harmful radicals.

The high-cost product with coconut oil and glycerol effectively restores severely damaged hair.

Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.

Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.

Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.

Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.

Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.

The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.

Human hair's ability to get wet is complex and can change with treatments, damage, and environment.

Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.

15-Gy x-ray irradiation temporarily alters rat calvaria skin without causing significant inflammation or fibrosis.

The torsional method effectively evaluates hair damage and the performance of hair care ingredients.

Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.

1319-nm laser radiation can cause skin damage, with severity depending on exposure time and beam size.

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

Damaged hair allows water to penetrate more easily, and fatty acids from shampoos can deposit on hair surfaces.

Use heat protection and proper techniques to prevent hair damage from styling.

Use heat protection and proper techniques to prevent hair damage from styling.

Nerve fibers may worsen mast cell activity, leading to abnormal elastic fiber buildup from sun exposure.

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

A new method helps understand hair shine and various products improve hair care.

Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.