5 Things Your Hair Can Tell You About Your Health

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Your hair isn't just something you have to deal with every morning, it's a part of who you are, and there are things it can tell you about your personal health. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Bill & Katie Scholl, Adam Brainard, Greg, Alex Hackman, Andrew Finley Brenan, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Dandruff: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2923939/ https://nationaleczema.org/eczema/types-of-eczema/seborrheic-dermatitis/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2923939/ https://www.aad.org/public/diseases/scaly-skin/seborrheic-dermatitis#overview General hair loss: http://discovermagazine.com/2002/feb/featbiology http://jcs.biologists.org/content/119/3/391 https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1365-4632.2005.02800.x https://uihc.org/health-topics/traction-alopecia-type-hair-loss https://www.aocd.org/page/telogeneffluviumha https://www.health.harvard.edu/a_to_z/telogen-effluvium-a-to-z https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4606321/ https://link.springer.com/chapter/10.1007/978-3-540-46911-7_13 https://ghr.nlm.nih.gov/condition/androgenetic-alopecia Patchy hair loss: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3537782/ https://www.aad.org/public/diseases/hair-and-scalp-problems/alopecia-areata https://www.mdedge.com/dermatology/article/67306/hair-nails/alopecia-association-sexually-transmitted-disease-review https://www.jaad.org/article/S0190-9622(09)00518-0/fulltext https://rarediseases.org/rare-diseases/alopecia-areata/ https://www.ncbi.nlm.nih.gov/pubmed/26077574 Unusual hair growth: https://rarediseases.info.nih.gov/diseases/2864/hypertrichosis-lanuginosa-acquired https://thejns.org/view/journals/j-neurosurg/129/1/article-p48.xml https://journals.sagepub.com/doi/abs/10.1177/1203475415582319 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2836432/ Thicker hair growth: https://www.mayoclinic.org/diseases-conditions/hirsutism/symptoms-causes/syc-20354935 https://link.springer.com/chapter/10.1007%2F978-3-319-14863-2_17 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2856356/ http://obgyn.ucla.edu/hirsutism https://en.wikipedia.org/wiki/Hypertrichosis
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