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Sensitive skin is often caused by nerve fibers and environmental factors, and can be managed with mild skincare and professional advice.

The cornified envelope is crucial for skin's barrier function and involves key proteins and genetic factors.

Different ethnic groups have unique hair growth patterns, with African hair growing slower and less dense, Asian hair growing fast but sparse, and Caucasian hair being densest; men are more likely to experience hair loss than women.

Human hair follicles can make and process prostaglandins, which may affect hair growth.

Minoxidil affects cell growth in two ways: low doses increase growth, while high doses slow it down and can be toxic.

The document concludes that understanding hair follicles requires more research using computational methods and an integrative approach, considering the current limitations in hair treatment products.

Nanoemulsions improve stability and delivery of active ingredients in cosmetics for skin and hair care.

Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.

Inflammation around hair follicles leads to hair loss, and treatments should focus on reducing this inflammation and other factors for effectiveness.

Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.

Understanding hair surface properties is key for effective hair care products.

Blue light might help treat skin conditions by affecting the skin's bacteria.

Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.

Inflammation may be linked to hair loss, and targeting specific enzymes could help treat it.

Minoxidil boosts hair growth by activating PGHS-1.

Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.

Certain bacteria and fungi are linked to healthy scalps and dandruff, suggesting that the scalp's microbial balance affects its health.

Human hair follicles switch between active and resting phases unpredictably.

Changes in keratin make hair follicles stiffer.

Hair proteins have weak spots in their α-helical segments.

Adult skin quickly reacts to short-term environmental and internal stress, leading to various skin issues and the need for protective measures.

Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.

Chronic exposure to sunlight may worsen male pattern baldness and protecting the scalp from the sun could slow it down.

Pollution exposure speeds up hair damage.

The model showed that randomness accurately describes individual hair growth cycles and that synchronization can cause large fluctuations not seen in humans.

The document concludes that clinicians should be aware of common hair and scalp disorders in women of African descent and that more research is needed to develop effective treatments.

Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.

Hair color is determined by different melanins and changes with age.

A substance called compound-1 could help increase hair growth by maintaining prostaglandin levels in hair follicles.

Age, gender, and hair loss affect scalp characteristics differently in young Caucasian adults.