4 citations
,
July 2016 in “Dermatologic Surgery” Higher epinephrine concentration and specific injection sites increase scalp vasoconstriction time.
3 citations
,
September 2013 in “Journal of the European Academy of Dermatology and Venereology” Ex vivo dermatoscopy may lower lab costs and improve diagnosis speed for hair loss biopsies.
2 citations
,
August 2020 in “Our Dermatology Online” Stress can trigger or worsen alopecia areata.
1 citations
,
May 2017 in “Journal of The American Academy of Dermatology” The moisturizer with phytol improved skin texture and reduced fine wrinkles better than the moisturizer without it.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.
18 citations
,
November 2016 in “International clinical psychopharmacology” Inositol was not more effective than a placebo in treating trichotillomania.
6 citations
,
February 1996 in “Clinical Pharmacology & Therapeutics” Scale created to measure hair loss in men and women; MK-386 reduces acne; Niaspan treats dyslipidemia; minoxidil increases heart rate.
June 2018 in “The Journal of Sexual Medicine” Gray-scale ultrasound effectively detects erectile tissue fibrosis in young men with erectile dysfunction after using finasteride.
2 citations
,
August 2020 in “International Journal of Cosmetic Science” Lindera strychnifolia root extract may help balance scalp bacteria and potentially reduce hair loss.
November 2025 in “Journal of Pioneering Medical Science” Dietary interventions improved hair density and reduced dandruff by balancing scalp microbiota and reducing inflammation.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
40 citations
,
June 2009 in “Journal of Cutaneous Pathology” AGA patients have fewer hairs and smaller follicles; T:V ratio above 4:1 may indicate AGA.
28 citations
,
July 2002 in “Dermatologic Surgery” Understanding scalp anatomy is crucial for successful and safe scalp surgery.
16 citations
,
November 2013 in “European Journal of Dermatology” Hair gets thinner and grayer with age, and density decreases more in men on top and in women on top and back.
July 2002 in “Dermatologic Surgery” Understanding the scalp's five-layer structure is crucial for better surgical outcomes and fewer complications.
227 citations
,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
219 citations
,
March 2004 in “Journal of The American Academy of Dermatology” 5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.
180 citations
,
November 1991 in “American Journal of Psychiatry” Fluoxetine was not effective in treating hair-pulling disorder in the short term.
137 citations
,
May 1984 in “Journal of Investigative Dermatology” Minoxidil increases blood flow in balding scalps, possibly reversing hair loss.
62 citations
,
February 2011 in “Expert review of dermatology” Scalp cooling can reduce chemotherapy-induced hair loss and should be available in all hospitals.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
50 citations
,
May 1999 in “Journal of Reconstructive Microsurgery” Microsurgical reconstruction effectively covers complex scalp defects but doesn't improve survival for cancer-related cases.
41 citations
,
January 2020 in “BioMed Research International” Micrografts improve hair density and thickness without side effects.
38 citations
,
June 2005 in “Contact Dermatitis” Patient had scalp allergy from minoxidil; test helped identify cause and suggest alternative treatments.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
25 citations
,
August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
25 citations
,
August 2010 in “Acta Biomaterialia” Researchers developed a method to grow hair follicle cells for transplantation using a special chip.
19 citations
,
June 2018 in “Breast Cancer Research and Treatment” Scalp cooling effectively prevents severe hair loss in breast cancer patients treated with docetaxel and is safe.
17 citations
,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
16 citations
,
December 2008 in “International Journal of Dermatology” Long-term use of pyrithione zinc shampoos remains effective for scalp seborrheic dermatitis, with decreased effectiveness likely due to not following treatment instructions rather than the treatment itself.