Health specialists point out 7 underlying conditions your nails could indicate
Researchers outline 7 hidden health problems your nails might suggest
Most people see their nails as a simple cosmetic feature — something to trim, polish, or decorate. But beyond appearance, nails can serve as subtle indicators of overall health. Because they grow slowly and depend on consistent blood flow, oxygen supply, and proper nutrition, changes in the nails often reflect internal imbalances that have been developing over time.
Healthcare professionals have long observed that variations in nail color, shape, thickness, and texture can sometimes point to underlying medical conditions. While not every nail change signals disease, persistent or unusual abnormalities deserve attention — especially when accompanied by other symptoms.
Below are seven health conditions that may be reflected in your nails.
Màu sắc khác thường ở móng tay, chân biểu hiện bệnh gì?
1. Pale or White Nails: Possible Anemia or Liver Issues
Healthy nails typically have a soft pink tone due to adequate blood circulation beneath the nail bed. When nails appear unusually pale, washed out, or nearly white, it may suggest reduced red blood cell levels or poor circulation.
Possible underlying causes include:
Iron-deficiency anemia
Chronic blood loss
Liver disorders
Malnutrition
In more advanced cases, nails may develop a condition known as “Terry’s nails,” where most of the nail appears white with only a narrow pink band at the tip. This pattern has been associated with liver disease and heart conditions.
If pale nails occur alongside fatigue, dizziness, or weakness, medical evaluation and blood testing are advisable.
2. Yellow Nails: Fungal Infection or Systemic Conditions
Yellow discoloration is commonly caused by fungal infections. However, persistent yellowing that does not improve with proper treatment may signal deeper issues.
Potential causes include:
Chronic bronchitis
Lung disease
Thyroid disorders
Diabetes
In rare cases, yellow nails are part of a condition called Yellow Nail Syndrome, which is associated with respiratory and lymphatic problems.
When nail discoloration persists or worsens, especially alongside breathing issues or swelling, further medical assessment is recommended.
Móng tay có chấm lỗ là bệnh gì? Có điều trị được không?
3. Brittle, Cracked, or Peeling Nails: Nutritional Imbalance
Nails that split easily, peel, or crack may indicate more than surface damage. While frequent exposure to water and harsh chemicals can weaken nails externally, persistent brittleness often points inward.
Possible causes include:
Iron deficiency
Low biotin levels
Thyroid dysfunction
Dehydration
