A black line on your nail (medically known as melanonychia) causes a streak of dark pigmentation that runs along the nail bed ...

Have you ever taken off your nail polish only to notice a dark line on the nail running vertically down your finger? These black lines on fingernails may look like bruising or internal coloring - not ...

Also, the cuticular seal of the nails should be intact, and the nail plate should adhere to the nail bed, says Dr. Thomas ...

For a starry effect, use a dotting tool to create dots and drag lines for added sparkle. Butterflies inspire seasonal nails even in fall. Create this design with black, white, and pumpkin glitter ...