Noticing thin vertical lines running from the base of your fingernails to the tips can be surprising, especially as they become more visible with age. Many people first notice them after 40, and in most cases, they are completely normal.
Dryness often makes these ridges more noticeable. As we age, nails retain less moisture, and frequent handwashing, cleaning products, or harsh soaps can strip away natural oils LAACHIR.
