82 citations,
January 2002 in “Journal of drug targeting” Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
59 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
52 citations,
December 2000 in “Archives of Dermatological Research” Scalp skin barrier affects hair loss; personalized treatments needed.
24 citations,
April 2006 in “Journal of the American Academy of Dermatology” Heat shock protein 27 is more present in the active growth phase of human scalp hair follicles.
21 citations,
September 2016 in “Breast” Cooler scalp temperatures during chemotherapy may prevent hair loss.
7 citations,
August 2015 in “Journal der Deutschen Dermatologischen Gesellschaft” Scalp-to-scalp skin grafts quickly heal and hide well under regrown hair, making them good for repairing large scalp defects.
4 citations,
October 2022 in “Aesthetic surgery journal” Injecting hyaluronidase into the artery is effective for treating skin death and hair loss caused by hyaluronic acid fillers.
2 citations,
September 2023 in “Journal of clinical medicine” Scalp skin grafts effectively cover lower limb defects with high success and minimal complications.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found a new way to isolate sweat glands from the scalp for study and culture.
11 citations,
September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
5 citations,
May 2020 in “Pharmaceutical Research” Heat and chemicals improve finasteride delivery to scalp and hair follicles, potentially enhancing treatment for hair loss.
3 citations,
December 2020 in “International Journal of Women's Dermatology” Scalp micro-wounding helps promote hair growth in female pattern hair loss.
2 citations,
September 1997 in “Archives of Dermatology” 
Applying thyroid hormones to the scalp can help hair grow.
February 2010 in “Journal of the American Academy of Dermatology” Activating cAMP and ATP improves hair growth and strength.
April 2019 in “Journal of Investigative Dermatology” Caffeine can protect scalp hair follicles from damage caused by UV radiation.
March 2024 in “International Journal of Cosmetic Science” Dandruff is linked to increased T cells and weakened immune protection in hair follicles.
July 2021 in “Indian journal of dermatopathology and diagnostic dermatology” Trichoscopy is a reliable method for diagnosing hair and scalp disorders quickly and non-invasively.
31 citations,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
12 citations,
October 1999 in “Journal of The American Academy of Dermatology” 
January 2022 in “Experimental Dermatology” Minoxidil solution and foam both increase hair growth, but the solution works better than the foam.
July 2020 in “Pharmaceutical Research” 
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” TYK2 inhibition may help treat alopecia areata by promoting hair growth and reducing immune response.
6 citations,
November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
61 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” 
30 citations,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
15 citations,
January 2015 in “Skin Appendage Disorders” Increased scalp sweating in frontal fibrosing alopecia may be linked to local skin inflammation.
5 citations,
October 2018 in “Burns” Most patients who had scalp skin removed for burns as children had normal hair growth and were satisfied years later.