Causes of Varicose Veins
From Ichhori (January 2023), enhanced with clinical and scientific insights.
How Varicose Veins Develop
Varicose veins occur when one-way valves in superficial leg veins weaken or fail, allowing blood to pool and veins to enlarge and twist. This pressure buildup, especially in the legs, causes them to bulge noticeably. :contentReference[oaicite:2]{index=2}
Key Risk Factors
- Age: Valve wear increases with age. :contentReference[oaicite:3]{index=3}
- Sex & Hormones: Women are more affected due to hormone-related vessel relaxation, with pregnancy, birth control, and menopause contributing. :contentReference[oaicite:4]{index=4}
- Genetics & Heredity: Family history greatly raises risk. :contentReference[oaicite:5]{index=5}
- Weight & Obesity: Excess weight strains veins. :contentReference[oaicite:6]{index=6}
- Occupation & Immobility: Prolonged standing or sitting increases risk. :contentReference[oaicite:7]{index=7}
- Pregnancy: Hormones, increased blood volume, and uterine pressure on veins can lead to varicose veins. :contentReference[oaicite:8]{index=8}
- Other Factors: History of leg injury or blood clots (DVT), constipation, and height may also influence risk. :contentReference[oaicite:9]{index=9}
Why Awareness Matters
Understanding these causes helps in prevention and early management—especially for those at higher risk due to gender, family history, or lifestyle. :contentReference[oaicite:10]{index=10}