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Diffuse reflectance spectra of the palpebral conjunctiva and its utility as a noninvasive indicator of total hemoglobin
![People On TikTok Are Rubbing Rings On Their Faces To See If They're Anemic, So We Talked To A Doctor To See If There's Truth Behind It People On TikTok Are Rubbing Rings On Their Faces To See If They're Anemic, So We Talked To A Doctor To See If There's Truth Behind It](https://img.buzzfeed.com/buzzfeed-static/static/2020-05/14/20/campaign_images/602bad0afb82/tiktokers-are-saying-if-a-ring-leaves-a-black-mar-2-345-1589488521-0_dblbig.jpg?resize=1200:*)
People On TikTok Are Rubbing Rings On Their Faces To See If They're Anemic, So We Talked To A Doctor To See If There's Truth Behind It
Is it true that you may have anemia if a black line(s) appears on your cheek when you rub your face with a clean, pure gold ring for about 30 seconds? -
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