Doctor Reveals 7 Health Issues Hidden in Your Nails — What They Could Be Telling You

The image you’ve shared shows vertical ridges (also called longitudinal ridging) and brittle or splitting nails, which can be signs of several underlying health conditions or nutritional deficiencies.
Here’s what these nail changes might indicate:
Vertical Ridges
Common with aging – usually harmless if no other symptoms are present.
Possible nutrient deficiencies, such as:
Iron deficiency (anemia)
Vitamin B12 deficiency
Magnesium or protein deficiency
Dehydration of the nail plate
Underlying health conditions, like:
Peripheral vascular disease
Rheumatoid arthritis
Lichen planus (a skin condition)
✅ Brittle or Splitting Nails