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.
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540-570 / 1000+ results research Hormone und Behaarung
Hormones, especially androgens, affect hair growth and can cause hair loss or excess hair in both men and women.
research Staining of human skin with RGB trichrome unveils a proteoglycan-enriched zone in the hair dermal sheath
A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
research Oxidative Modification in Human Hair: The Effect of the Levels of Cu (II ) Ions, UV Exposure and Hair Pigmentation
Reducing copper (II) ion levels in hair can decrease hair damage.
research Association Between Natural Hair Color, Race, and Alopecia
Darker hair colors may increase the risk of alopecia areata, while lighter hair colors may decrease it.
research Trichoscopic Findings in Androgenetic Alopecia
Trichoscopy, a hair loss evaluation technique, found that people with Androgenetic Alopecia have more thin hairs, yellow dots, and perifollicular discoloration than healthy individuals.
research In Vitro hair growth and hair tanning activities of mangosteen pericarp extract on hair dermal papilla cells
Mangosteen extract may help with hair growth and prevent graying.
research Age-Related Changes in Female Scalp Dermal Sheath and Dermal Fibroblasts: How the Hair Follicle Environment Impacts Hair Aging
Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
research Thyroid Hormones Directly Alter Human Hair Follicle Functions: Anagen Prolongation and Stimulation of Both Hair Matrix Keratinocyte Proliferation and Hair Pigmentation
Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
research The worrying case of thinning hair
Maria is losing a lot of hair and is considering using Rogaine.
research Normal Hair Growth in Children
Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
research Investigating the relationship between the hair fiber proteome and hair quality
Hair quality is genetically determined and linked to its composition and strength.
research Villainous hair: ba(l)d to the bone – would they be so evil if they had hair?
Bald characters in films are often stereotyped as villains.
research Hair glucocorticoid levels in Parkinson’s disease
People with Parkinson's disease have higher levels of cortisone in their hair, which may indicate chronic stress hormone dysfunction.
research Hair loss in adult females: A clinical and trichoscopic study
Most adult women experiencing hair loss are aged 21-40, with the most common type being female pattern hair loss. Trichoscopy is a useful tool for diagnosing different types of hair loss.
research Light microscopy of the hair: A simple tool to "untangle" hair disorders
Light microscopy is useful for diagnosing different hair disorders.
research Uncombable hair syndrome: A case presentation
Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
research The effects of hydrophobic modifications on the interaction of human hair with water
Hydrophobic modifications make human hair less affected by water.
research Hair and nail diseases in the mature patient
Older adults commonly experience hair loss and nail disorders due to aging and health changes, affecting their quality of life.
research Dyeing Your Hair with Graphene
Graphene-based hair dye is a safe, durable, and effective alternative to traditional black hair dyes.
research What amount of hair do women want?
Women generally want more hair volume, which becomes a concern around menopause due to hair loss.
research Human hair keratin responds to oxidative stress via reactive sulfur and supersulfides
Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
research Quantifying variation in human scalp hair fiber shape and pigmentation
African hair is curled, Asian hair is thick, European hair is lighter, and chemical methods help identify hair color differences.
research The changing patterns of hair density and thickness in South Korean women with hair loss: clinical office-based phototrichogram analysis
South Korean women with hair loss have lower hair density and thickness compared to healthy women.
research Changes in hair chromium concentrations with increasing distances from hair roots
Hair chromium levels show past nutritional status, not environmental exposure.
research Effect of hypochromotrichia on hair copper and zinc during kwashiorkor
Malnutrition can change hair color due to altered copper and zinc levels.
research Pediculosis
Scalp biopsies are important for diagnosing hair loss conditions.
research Follicular vitiligo: A rare clinical variant of a common entity
Follicular vitiligo causes hair to gray without skin color loss.
research Indian Hair
Indian hair is unique due to genetics and care practices, with specific scalp bacteria and fungi.
research Electrophoretic variability in human hair: Comparative sodium dodecyl sulfate‐polyacrylamide gel electrophoresis of body and head hair proteins
Keratin proteins are consistent across different hair types from the same person.