research The Effects of Temperature, pH and Moisture Exposure on Human Hair
High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
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420-450 / 1000+ resultsresearch SRXRF elemental mapping and source analysis of Pb,Fe,Cu and Zn in human hair from an inhabitant in a lead-zinc mining area
Lead levels in hair increased due to environmental exposure, while iron, copper, and zinc levels stayed stable.
research Effect of Chinese Medicinal Herbs on Human Scalp Hair Growth in Vitro
Low doses of certain Chinese herbs can promote hair growth, while high doses may inhibit it.
research Hair loss
The article concludes that hair loss has many causes and treatments, with medication options like finasteride and minoxidil for men, and minoxidil, hormones, or iron for women, while warning against unproven remedies.
research Dermal papilla cell number specifies hair size, shape and cycling and its reduction causes follicular decline
More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
research Use of Hair Products Containing Hormone or Placenta by US Military Personnel
About 15% of US Army personnel use hair products containing hormone or placenta, with higher usage among non-whites, females, and enlisted personnel.
research Tryptophan in human hair: correlation with pigmentation
Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
research Philosophy and technique in hair restoration surgery
Hair restoration surgery has evolved over time, with a focus on natural-looking results and managing patient expectations, while also considering potential complications and the lifelong progression of male pattern baldness.
research K25 (K25irs1), K26 (K25irs2), K27 (K25irs3), and K28 (K25irs4) Represent the Type I Inner Root Sheath Keratins of the Human Hair Follicle
K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
research Age-related hair changes in men: Mechanisms and management of alopecia and graying
Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.
research Correlations between dechlorane plus concentrations in paired hair and indoor dust samples and differences between dechlorane plus isomer concentrations in hair from males and females
Females have higher Dechlorane Plus in hair, while males have more in dorm dust.
research Optical properties of hair: effect of treatments on luster as quantified by image analysis.
Treatments with certain oils and resins make hair shinier, while zinc oxide and synthetic sebum make it duller.
research Post-transcriptional Regulation of Keratinocyte Progenitor Cell Expansion, Differentiation and Hair Follicle Regression by miR-22
miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
research A Novel Hair Restoration Technology Counteracts Androgenic Hair Loss and Promotes Hair Growth in A Blinded Clinical Trial
A new hair restoration technology was found to effectively increase hair thickness, density, and growth, while reducing hair loss and improving scalp health, with no side effects.
research Effect of equilibrium pH on the structure and properties of bleach‐damaged human hair fibers
Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
research Non-Scarring Alopecia in Women Presenting with Hair Loss: Clinical Features and Influencing Factors
Telogen effluvium is the most common hair loss in women, often linked to low iron, while tight hairstyles and headscarves increase traction alopecia risk.
research The science of color: How chemical dyeing processes transform hair structure
Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
research Parathyroid hormone-related peptide and the hair cycle - is it the agonists or the antagonists that cause hair growth?
PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
research Effect of Leuprolide and Dexamethasone on Hair Growth and Hormone Levels in Hirsute Women: The Relative Importance of the Ovary and the Adrenal in the Pathogenesis of Hirsutism*
The ovary mainly causes high testosterone in PCO, while the adrenal gland is the main source in IH.
research The effects of epilation and hormones on the activity of rat hair follicles
Epilation doesn't affect rat hair growth; thyroxine speeds it up, while estradiol slows it down.
research Severity of androgenetic alopecia associated with poor sleeping habits and carnivorous eating and junk food consumption—A web‐based investigation of male pattern hair loss in China
Poor sleep, meat-heavy diets, and junk food worsen hair loss, while sugary drinks may help.
research DHT and E2 synthesis-related proteins and receptors expression in male yak skin during different hair follicle stages
Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
research Clomiphene citrate rescue of spermatogenesis in men with infertility while remaining on finasteride: A case report
Clomiphene citrate improves fertility in men taking finasteride for hair loss.
research Ultrastructure of two types of glandular hairs of salvia farinacea benth during development
Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
research Hair Loss and Hirsutism Management
Low-level light therapy, possibly combined with other treatments, may become a leading hair loss treatment, while hirsutism often worsens with age and lacks preventive options.
research Further Aspects of Hair Transplantation
The document concludes that hair transplant clinics should focus on effective marketing, online presence, and quality patient care, while the industry should promote high standards and education through organizations like FUE Europe.
research Attitude and practice regarding the use of multivitamins for hair fall: Cross sectional study in Saudi Arabia
Many people in Saudi Arabia use multivitamins for hair loss, often without medical advice, and while some report improvements, more research is needed on their effectiveness and safe use.
research Medical Management Options for Hair Loss
The document concluded that FDA-approved treatments like minoxidil and finasteride are effective for hair loss, while the effectiveness of natural remedies and other non-approved treatments is not well-supported by evidence.
research Role of calcium and other ions in directing root hair tip growth
Calcium and hydrogen ions help root hair growth, while aluminum inhibits it.
research Hair Diseases (Alopecia Areata and Androgenetic Alopecia)
Alopecia areata, a type of hair loss, may be passed through T cells and has genetic links, while treatments vary in effectiveness. Male pattern baldness can be treated with finasteride and is influenced by androgens in hair follicles.