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The document concludes that more local research on African skin and hair is needed despite increased scientific output from Sub-Saharan Africa.

Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.

Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.

Understanding glycans and enzymes that alter them is key to controlling hair growth.

African-American hair's curl pattern significantly affects its strength and elasticity.

Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.

Hair shape is determined by genetic, molecular, and cellular factors.

A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.

Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.

High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.

Hair diameter diversity is a key sign for diagnosing and managing male pattern baldness.

Ethnic differences in hair and skin are significant and under-researched, requiring tailored dermatologic treatments and more study.

The document concludes that understanding consumer-brand relationships is key for marketing and that perceived quality helps national brands maintain higher prices than store brands.

The scalp serum reduced scalp discomfort and symptoms without affecting skin moisture loss.

In September 2016, there were major advancements and promising clinical trials in stem cell research and regenerative medicine.

New drugs for Alzheimer's and rheumatoid arthritis advanced, a Zika vaccine is in development, and there were business deals in anesthesia and oncology.

New methods can diagnose hair loss by examining the scalp and can treat it with a mix of oral and topical medications, along with cosmetic procedures like hair transplants.

Low iron levels are linked to more hair loss in non-menopausal women.

Accurate diagnosis and effective oral treatment are key to managing tinea capitis and preventing its spread.

Different types of skin pores should be identified correctly and evaluated with suitable methods for reliable results.

The document suggests using standardized methods to track and measure hair loss in alopecia areata, including patient self-assessment and a 50% improvement in specific scores as a treatment goal.

Aging in hair follicle stem cells leads to hair graying, thinning, and loss.

Baricitinib effectively reduces hair loss in severe alopecia areata with mild side effects.

Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.

Good haircare and communication with doctors are key for managing hair loss.

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.