July 2020 in “Experimental Dermatology” Aging causes hair thinning in women due to changes in the scalp environment.
Malnourished people have weaker hair that is easier to pluck.
10 citations
,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
1 citations
,
May 2019 in “Journal of The European Academy of Dermatology and Venereology” New method, hair distribution width (HDW), improves accuracy in diagnosing androgenetic alopecia (AGA).
2 citations
,
May 2018 in “Journal of The American Academy of Dermatology” Hypothyroidism patients with hair loss typically have thinning hair, smaller hair follicles, and normal hair shedding.
61 citations
,
April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
1 citations
,
August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
November 2020 in “INDIAN JOURNAL OF APPLIED RESEARCH” Women with hair loss have weaker hair that breaks more easily.
47 citations
,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
February 2009 in “Journal of The American Academy of Dermatology” Female hair loss can be diagnosed using specific trichoscopy criteria.
117 citations
,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
23 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Balding scalps slow down hair growth.
March 1983 in “The Journal of the American Dental Association”
1 citations
,
January 2017 in “Yonsei Medical Journal” Hair is thinner near the scalp in acute hair shedding conditions.
33 citations
,
July 2007 in “Skin research and technology” Thicker hair is stronger, regardless of age, gender, or other factors.
Hair movement can indicate hair quality and health.
June 2021 in “International journal of research in dermatology” A boy and his father with hereditary hypotrichosis simplex were treated for hair loss, but the treatment result is unknown.
3 citations
,
July 2019 in “Fibers And Polymers/Fibers and polymers” May 2023 in “Elsevier eBooks” 2 citations
,
January 2017 Hair movement can indicate hair quality and health.
1 citations
,
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
16 citations
,
January 1977
5 citations
,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
Thin hair requires a specialized care routine to maintain its volume and strength due to its vulnerability to damage and moisture loss. Essential products include non-aggressive shampoos, light conditioners, and nourishing masks with ingredients like hydrolyzed keratin, collagen, and panthenol to moisturize and strengthen the hair. Silk and wheat proteins, along with film-forming polymers and light silicones, provide protection, softness, shine, and volume. Weekly nutrient-rich masks and specific serums enhance hair strength and reduce split ends, promoting healthy, voluminous, and shiny hair, thereby improving personal well-being and quality of life.
March 2014 in “CRC Press eBooks” Human head hair can grow very long and is thicker than most body hair.
March 2021 in “CRC Press eBooks” The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.
January 2018 in “Indian Dermatology Online Journal” Trichoscopy can help tell the difference between artificial hair fibers and other scalp artifacts.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
50 citations
,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
1 citations
,
August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.