research Effect of 5α-Dihydrotestosterone and Testosterone on Apoptosis in Human Dermal Papilla Cells
High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
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research Alopecia Areata in 2 Patients Treated with Dupilumab: New Onset and Worsening
Dupilumab for atopic dermatitis may cause new or worsen existing alopecia areata.
research Trichoscopy Criteria for Diagnosing Female Androgenic Alopecia
Trichoscopy is a useful non-invasive method to diagnose female hair loss with high accuracy.
research Eyelash Preservation During Chemotherapy and Topical Prostaglandin Therapy
A woman kept her eyelashes during chemotherapy possibly because of her glaucoma eye drops.
research A Novel Cosmetic Approach to Treat Thinning Hair
A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.
research Banded Scalp Hair with an Unusual Glistening Appearance in a Teenager: A Quiz
A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
research Measuring Reversal of Hair Miniaturization in Androgenetic Alopecia by Follicular Counts in Horizontal Sections of Serial Scalp Biopsies: Results of Finasteride 1mg Treatment of Men and Postmenopausal Women
Finasteride 1mg helps reverse hair miniaturization in men and postmenopausal women.
research Natural Scalp Hair Regression in Preclinical Stages of Male Androgenetic Alopecia and Its Reversal by Finasteride
Finasteride reverses early hair loss and promotes growth.
research Association of Type 2 Diabetes With Central-Scalp Hair Loss in a Large Cohort Study of African American Women
Type 2 diabetes may increase the risk of severe hair loss in African American women.
research Physiological Changes in Scalp, Facial, and Body Hair After Menopause: A Cross-Sectional Population-Based Study of Subjective Changes
After menopause, some women lose scalp hair and gain facial hair, with patterns suggesting different underlying causes.
research Viable Terminal Scalp Hair Follicles Are Necessary and Sufficient for Clinical Efficacy of Finasteride in Male Pattern Hair Loss
Finasteride works for hair loss by maintaining existing hair follicles, not reversing miniaturization.
research Significant Relationship Between Temporal Hair Loss and Other Scalp Areas in Female Pattern Hair Loss
Temporal hair loss relates to overall scalp hair loss in women.
research Human Scalp Hair: Modulation by Various Factors and Hormones - Do Estrogens Inhibit or Stimulate? A Perplexing Perspective
The effects of estrogen on human scalp hair growth are unclear and need more research.
research Sparse Hair on the Scalp in a 5-Year-Old Girl
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
research Scalp Hair Regrowth in Hormone-Treated Transgender Woman
Hormone therapy with estradiol and spironolactone can regrow scalp hair in transgender women by lowering testosterone to female levels.
research Hair and Scalp Disorders in Women of African Descent: An Overview
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.
research Gender Differences in Scalp Hair Growth Rates Are Maintained but Reduced in Pattern Hair Loss Compared to Controls
Women's hair grows faster and thicker than men's, but hair growth slows for both genders with pattern hair loss.
research Increased Scalp Skin and Serum 5a-Reductase Reduced Androgens in a Man Relevant to the Acquired Progressive Kinky Hair Disorder and Developing Androgenetic Alopecia
Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
research Hair Care Practices and Scalp/Hair Disease in African American Girls
Certain hairstyles increase the risk of scalp and hair disorders in African American girls.
research Hair and Scalp Dermatoscopy (Trichoscopy)
Trichoscopy is a useful tool for diagnosing and managing hair and scalp conditions, often better than traditional methods.
research Hair and Scalp Disorders in Women of African Descent
Afro-textured hair is more fragile and prone to certain scalp conditions, requiring careful treatment and more research for effective management.
research Female Progressive Scalp Hair Loss Associated with Ovarian Thecoma
A woman's hair loss was linked to a rare hormone-secreting ovarian tumor, treated with surgery and hair loss medication.
research Hair and Scalp Variation Related to Gender
Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.
research Disorders of the Scalp and 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.
research Prostaglandin D2 Inhibits Hair Growth and Is Elevated in Bald Scalp of Men with Androgenetic Alopecia
PGD2 stops hair growth and is higher in bald men with AGA.
research Presentation, Impact and Prevention of Chemotherapy-Induced Hair Loss: Scalp Cooling Potentials and Limitations
Scalp cooling can reduce chemotherapy-induced hair loss and should be available in all hospitals.
research Hair and Scalp Disorders in Ethnic Populations
Different hair care practices and conditions affect African American hair and scalp health, requiring specialized knowledge for treatment.
research Hair and Scalp Changes in Cutaneous and Systemic Lupus Erythematosus
Hair loss is common in lupus patients and can be permanent or reversible, depending on the type, with various treatments available.
research Limitations of Human Occipital Scalp Hair Follicle Organ Culture for Studying the Effects of Minoxidil as a Hair Growth Enhancer
Scalp hair follicle culture has limits for testing minoxidil's hair growth effects.
research Phototrichogram Analysis of Normal Scalp Hair Characteristics with Aging
Hair gets thinner and grayer with age, and density decreases more in men on top and in women on top and back.