A 25-year-old female asked:
Why are my toe nails curving and curling downward. they use to grow straight. now some are growing in a curve and curl?
1 doctor answer • 1 doctor weighed in
Family Medicine 43 years experience
Downward nails: nails are made from tough keritin protein., Diet,past and current illnesses,age all effect the way they grow.
Downward growing nails may denote liver,heart or respiratory disease---or arsenic poisoning.
Nails that are flat in their growth pattern can be caused by Iron or protein deficiency--psoriasis and diabetes
See your private doctor for evaluation
Created for people with ongoing healthcare needs but benefits everyone.
3.4k viewsAnswered >2 years ago
Last updated Jan 11, 2018
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