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Apr 1, 2025|Peripheral Artery Disease

5 Factors That Increase Your Risk of Developing Spider Veins

Treatment for Human Spider Veins on the thighs in the Bay Area.

Understanding Your Risk of Spider Veins

Spider veins are a common vascular issue that affects many people, causing visible red, blue, or purple veins to appear just beneath the skin. At California Vein & Vascular Centers, we specialize in spider vein treatment for patients throughout the Bay Area, including Los Altos, Los Gatos, Morgan Hill, and Salinas, CA. While spider veins are often a cosmetic concern, they can also indicate underlying circulation problems. Understanding what causes spider veins can help you take preventive steps and seek the right care. Here are five key factors that increase your risk of developing spider veins.

1. Genetics and Family History

Ever heard the saying, “It runs in the family”? Unfortunately, that applies to spider veins, too. If your parents or grandparents had them, there’s a good chance you will too. Weak vein walls and faulty valves can be inherited, which means some people are simply more prone to developing spider veins than others. While you can’t change your genes, you can take steps to improve circulation and keep your veins as healthy as possible:

  • Stay Active – Walking, swimming, and biking help pump blood through your veins and prevent it from pooling.
  • Elevate Your Legs – Prop your legs up when sitting or lying down to encourage blood flow back to your heart.
  • Wear Compression Stockings – These gently squeeze your legs, helping veins push blood more efficiently.
  • Maintain a Healthy Weight – Shedding extra pounds reduces pressure on your veins.
  • Avoid Sitting or Standing For Too Long – Move around every hour to keep blood flowing.
  • Stay Hydrated and Eat a Vein-Friendly Diet – Foods rich in fiber, antioxidants, and omega-3s support healthy veins.

2. Hormonal Changes

Hormones play a huge role in vein health—especially for women. Estrogen and progesterone help keep veins flexible, but fluctuations (like those during pregnancy, menopause, or birth control) can weaken vein walls. That’s why many women notice more spider veins during these times. While you can’t stop your hormones from changing, staying active and wearing compression stockings can help improve circulation.

3. Prolonged Standing or Sitting

If you have a job that keeps you on your feet all day—like nursing, teaching, or retail—you might already know how hard it can be on your legs. Standing for long periods makes it tough for your veins to push blood back up to your heart, leading to poor circulation and increased spider veins. But sitting all day isn’t much better! Desk jobs that require hours in a chair can also contribute to vein issues. The best fix? Keep moving! If you stand a lot, take sitting breaks, and if you sit all day, try to stand up and stretch every hour.

4. Aging and Reduced Circulation

Aging affects everything—including your veins. Over time, veins naturally lose elasticity, and blood doesn’t circulate as efficiently. This can cause veins to weaken and become more visible. While aging is inevitable, staying active, eating a healthy diet, and avoiding excessive sun exposure (which can weaken skin and veins) can help keep spider veins at bay.

5. Obesity and Excess Weight

Carrying extra weight puts more pressure on your veins, making it harder for blood to flow efficiently. Over time, this added strain can weaken veins and increase the risk of developing spider veins. The good news? Losing even a small amount of weight can take pressure off your veins and improve circulation. Combined with regular exercise and a healthy diet, this can make a big difference in your vein health.

Treatment for Human Spider Veins on Leg in the Bay Area.

Treating Spider Veins in the Bay Area

If you’re noticing more spider veins and wondering what causes spider veins and what you can do about them, we’re here to help. At California Vein & Vascular Centers, our team of board-certified vascular and endovascular surgeons offers the latest in spider vein therapy, with minimally invasive treatments such as sclerotherapy that deliver real results.

We’re proud to be California’s #1 vein center and ranked among the top five in the nation for vein procedures. Whether you’re in Los Altos, Los Gatos, Morgan Hill, or Salinas, we provide expert care with a compassionate touch.

Ready to Take the Next Step?

You don’t have to live with spider veins if they’re bothering you. Schedule a consultation with our team today to explore your treatment options and take the first step.

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