Varicose Veins: Causes, Symptoms, and When to Seek Care


Vsurgeon247

Uploaded on Jan 16, 2026

Varicose veins are enlarged, twisted superficial veins that most commonly develop in the legs. They occur when tiny one-way valves inside the veins become weak or damaged, allowing blood to flow backward and pool in the vein instead of returning to the heart. This causes the vein walls to stretch, resulting in the visible bulging vessels often seen on the legs.

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Varicose Veins: Causes, Symptoms, and When to Seek Care

Varicose Veins: Causes, Symptoms, and When to Seek Care Varicose veins are enlarged, twisted superficial veins that usually develop in the legs. They occur when one-way valves inside the veins become weak, allowing blood to pool instead of flowing back to the heart. Why Varicose Veins Develop Varicose veins develop due to poor blood flow in the legs. Common contributing factors include aging, family history, pregnancy, prolonged standing or sitting, obesity, and reduced physical activity. Symptoms Common symptoms include bulging blue or purple veins, leg heaviness, aching pain, burning sensation, swelling, itching, and discomfort that worsens after long periods of standing. Possible Complications Although often harmless, untreated varicose veins may lead to skin discoloration, leg swelling, ulcers near the ankles, or inflammation of superficial veins. Diagnosis Diagnosis usually involves physical examination and Doppler ultrasound to assess blood flow and valve function. Management Lifestyle changes such as leg elevation, regular exercise, avoiding prolonged standing, and wearing compression stockings can help manage symptoms. When to Seek Medical Attention Medical advice should be sought if veins become painful, skin changes occur, ulcers develop, or bleeding happens. Summary Varicose veins are a common vascular condition. Early awareness and proper management can help reduce discomfort and prevent complications.