Medically reviewed by Anju Goel, MD Up to 20% of people who get COVID-19 experience skin and nail changes. COVID nails is a ...

If you've noticed horizontal lines on your nails, you may be wondering what they mean. It turns out, they could be telling ...

Format the line, if desired, by clicking it. When the orange Drawing Tools tab pops up, click the "Shape Outline" button to pick a new color for the horizontal line instead of Word's default black.