Melanonychia, a black line on your nail, can be a sign of melanoma or benign pigmentation changes. Injuries, medications, and conditions like hyperthyroidism may also cause dark lines on your nails.
India TV: What do the lines on the nails indicate? Know which deficiency it can cause in the body
Clean and beautiful nails enhance the beauty of hands. But if the nails start to deteriorate, break, turn black, or turn yellow, or if lines start appearing on the nails, then this is not a normal ...
What do the lines on the nails indicate? Know which deficiency it can cause in the body
Onlymyhealth: Nail Ridges: Here's Why Vertical Or Horizontal Lines Appear On Your Nails
Nail Ridges: Here's Why Vertical Or Horizontal Lines Appear On Your Nails
MSN: Horizontal Lines On Your Nails Have A Bigger Meaning Than You Think
If you have noticed lines that appear like grooves or indentations running horizontally across your fingernails or toenails, you may be wondering what's going on. These are known as "Beau's lines." ...
Horizontal Lines On Your Nails Have A Bigger Meaning Than You Think
Yahoo: People are getting 'COVID nails,' and one expert says the unusual lines could be as useful as an antibody test to prove previous infection
Add Yahoo as a preferred source to see more of our stories on Google. So-called 'COVID nails' Tim Spector/ZOE A horizontal line across the nail could be a sign of a previous COVID-19. If "COVID nails" ...
People are getting 'COVID nails,' and one expert says the unusual lines could be as useful as an antibody test to prove previous infection