Ridges in fingernails can be a cause for concern, as they may indicate an underlying health issue. While some ridges are harmless and a natural part of the aging process, others may be a sign of an underlying condition. In this article, we will explore the top 10 causes of ridges in fingernails and what they may indicate.

1. Aging: As we age, our nails naturally become more brittle and develop ridges. These ridges are usually vertical and are not a cause for concern.

2. Nutritional deficiencies: A lack of essential nutrients, such as vitamins A, C, and E, as well as biotin and iron, can lead to ridges in the nails.

3. Dehydration: When the body is dehydrated, it can affect the health of the nails, leading to ridges. Drinking an adequate amount of water daily can help keep the nails hydrated.

4. Trauma: Injuries to the nails, such as hitting them against a hard surface or excessive use of nail tools, can cause ridges to form. Taking care to protect the nails and avoiding excessive force can help prevent this.

5. Psoriasis: This chronic skin condition can also affect the nails, causing ridges to form. If you suspect psoriasis, it is important to consult a dermatologist for proper diagnosis and treatment.

6. Thyroid disorders: Conditions such as hypothyroidism or hyperthyroidism can affect the health of the nails, leading to ridges. Managing the underlying thyroid condition can help improve the nail health.

7. Raynaud’s disease: This condition affects blood flow to the extremities, including the fingers. It can cause ridges to form in the nails due to reduced blood supply.

8. Eczema: Like psoriasis, eczema can also affect the nails and cause ridges. Proper management of eczema symptoms can help improve the nail health.

9. Medications: Certain medications, such as chemotherapy drugs or retinoids, can cause ridges in the nails as a side effect. If you suspect your medication is causing this, consult your healthcare provider for alternative options.

10. Systemic diseases: Underlying systemic conditions like diabetes, kidney disease, or liver disease can affect the health of the nails and cause ridges. Proper management of these conditions is crucial for overall nail health.

Ridges in fingernails can be caused by various factors, ranging from natural aging to underlying health conditions. While some ridges are harmless, others may require medical attention. If you notice persistent or concerning changes in your nails, it is important to consult a healthcare professional for proper diagnosis and treatment. Taking care of your overall health and maintaining a balanced diet can also help prevent ridges in the nails.