Know what lines on your nails reveal about your health. Learn which deficiencies can cause nail ridges, grooves, or other ...

Nail ridges are grooves or raised lines that form on the nail plate and ... or external nail damage. Vertical nail ridges: These run from the base of the nail to the tip and are generally more ...

(NEXSTAR) – What started out as a “tiny little brown line” on one woman’s fingernail led to a rare ... “If you have a dark-pigmented vertical streak going down your nail, this should ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...