How your fingernails can signal serious health conditions like heart and liver disease

Fingernails reflect internal health. Changes in nail color or texture may signal health problems. Pale nails may indicate anaemia. Yellow nails could point to thyroid issues. Horizontal grooves can link to stress. Clubbing may suggest lung disease. Dark streaks need immediate attention. Consult a doctor for unusual nail changes. Maintain nail hygiene and a balanced diet for healthy nails.

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