Applying oils like vitamin E or coconut oil can help hydrate nails and prevent ridges from forming. Regular cardiovascular exercise can improve blood flow to nail beds and help reduce nail ridges.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Applying a fresh coat of nail polish can provide an immediate mood boost, but it can also be ...

Add Yahoo as a preferred source to see more of our stories on Google. You probably don’t spend much time thinking about your fingernails (unless you’re painting them!). But your nails can provide key ...

Medically reviewed by William Truswell, MD If you have yellow nails, this could be a sign of aging, smoking, or yellow nail ...

“A strengthening treatment or base coat containing ingredients like keratin, biotin or calcium can also help reinforce the ...