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.
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.
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