If you have lines on your nails, it means you have c…See more

known as Beau’s lines, may appear after severe illness, high fever, major stress, surgery, or chemotherapy.
These ridges form when nail growth temporarily stops due to systemic shock or metabolic stress.
The depth of the ridge can sometimes reflect the severity of the event.
Vertical ridges, on the other hand, are common with aging and usually harmless.
 However, if they are accompanied by splitting or discoloration, they could signal nutritional deficiencies, particularly low levels of magnesium or vitamin B12.
Pitting of the nails, which appears as small dents or depressions in the nail surface, is often associated with autoimmune conditions