Explore the link between split nails and anxiety Read ahead to know how stress impacts nail health causing brittleness and ...

Onychorrhexis mainly causes vertical ridges and splitting of the nails. Nail pitting is more common with other issues, such as psoriasis, fungal infections, or certain autoimmune diseases.

Medically reviewed by Susan Bard, MD A black line on the nail could be normal, such as when it is just a color variation.

Read on to learn more about what can cause sore fingernails or toenails ... nail thickening crumbling splitting separation from the skin Without treatment, a fungal nail infection can spread ...

Alopecia areata (hair loss) may also cause vertical ridges and onychorrhexis (splitting). 6. Severely Bitten Nails Onychophagi (nail biting) is a common habit. It's usually brought on by stress or ...

Your nails say a lot about your health. If they’re weak and brittle, discolored, or forming ridges, your digits could be ...

You may have splinter hemorrhages if you have dark, vertical lines under your nails that look like splinters. The most common cause is trauma to the nail. Splinter hemorrhages can also happen due ...