Depressed individuals have higher hair sodium and potassium levels, similar to changes seen in astronauts.
November 2021 in “International journal of research - granthaalayah” The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.
November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.
March 2023 in “Archives of Physical Medicine and Rehabilitation” Testosterone and finasteride improve muscle strength and size after spinal cord injury.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
47 citations,
November 1982 in “Journal of Cardiovascular Pharmacology” Nitrendipine and nifedipine effectively block muscle contractions, while papaverine relaxes them and minoxidil needs high amounts to work.
33 citations,
November 1994 in “Archives of Biochemistry and Biophysics” 9 citations,
August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
5 citations,
August 2021 in “Journal of biological chemistry/The Journal of biological chemistry” Retinoic acid affects male and female muscle energy use and function differently.
3 citations,
March 2012 in “Arab Journal of Urology” Certain drugs can reduce bladder muscle contractions, potentially helping treat bladder diseases.