5 Things Your Hair Can Tell You About Your Health

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.

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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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