What Those Vertical Ridges on Your Fingernails Might Be Telling You — Especially After 40

could be one of the first places to show it.

If you’ve also been experiencing fatigue, thinning hair, or slow healing, it might be worth speaking to your doctor about possible deficiencies.

4. Underlying Health Conditions

In rarer cases, pronounced vertical ridges could be a sign of a health issue that needs attention. Some possible causes include:

• Poor continue reading …
  

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