Ridges on toenails are horizontal or vertical lines or grooves that appear on the nail surface. These ridges can develop due to various factors, ranging from natural aging to underlying health conditions.
There are two main types of ridges:
Vertical ridges are typically harmless and result from the natural aging process, where the nails become more brittle and less able to retain moisture. Horizontal ridges, however, can indicate underlying health issues such as:
Most nail ridges are benign, but persistent or worsening ridges, especially those accompanied by other symptoms like discoloration, pain, or swelling, should be evaluated by a healthcare professional. A doctor can determine if the ridges are a sign of an underlying condition that requires treatment.
To maintain healthy nails and prevent ridges, ensure a balanced diet rich in vitamins and minerals. Keeping nails hydrated and avoiding trauma can also help. For severe cases, treatments like nail buffing or addressing underlying health conditions may be necessary.
I once noticed vertical ridges on my own toenails and initially thought they were due to aging. However, after consulting a dermatologist, I learned that my diet lacked sufficient biotin. After adjusting my diet and taking supplements, the ridges gradually diminished.