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Andy Stein
March 12, 2026

Varicose Veins: 5 Common Signs and When to See a Doctor

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Varicose Veins: 5 Common Signs and When to See a Doctor

Varicose veins are more than just a cosmetic concern. Affecting up to 30% of adults, these swollen, twisted veins are a visible sign of an underlying vascular issue.

Whilst they are common, understanding when they transition from a “beauty spot” to a medical necessity is vital for your long-term health.


What Causes Varicose Veins?

To understand the cause, you have to understand how your blood flows. Your veins have one-way valves that keep blood flowing upward toward the heart.

When these valves weaken or fail, blood flows backward and pools in the vein, causing it to stretch and twist. This is known as chronic venous insufficiency.

Common risk factors include:

  • Age: Veins lose elasticity over time.

  • Pregnancy: Increased blood volume and hormonal changes.

  • Gender: Women are more prone due to hormonal shifts (menopause/puberty).

  • Lifestyle: Standing or sitting for long periods without movement.

  • Obesity: Added pressure on the leg veins.


5 Common Signs of Varicose Veins

Most people recognize the visual symptoms, but the physical sensations are equally important indicators.

1. Bulging, Twisted Appearance

The most obvious sign is veins that appear dark purple or blue. They often look like cords or “worms” bulging from the surface of the skin, most commonly on the inside of the legs or the back of the calves.

2. A Heavy, Aching Feeling

Your legs may feel heavy, tired, or sluggish, especially after standing or sitting for a long time. This is caused by the increased pressure of the blood pooling in the lower extremities.

3. Throbbing, Cramping, and Swelling

You may experience muscle cramping—often called “night cramps”—alongside a throbbing or burning sensation in the lower legs. This is frequently accompanied by swelling (oedema) around the ankles.

4. Itching and Skin Changes

The skin around the affected veins may become extremely itchy (venous eczema). Over time, the skin can become discoloured, dry, or thin, which may lead to more serious complications if left untreated.

5. Increased Pain After Prolonged Activity

Unlike a simple muscle ache, varicose vein pain typically worsens as the day progresses. The “dull ache” is often at its peak in the evening after you have been on your feet all day.


When to See a Doctor

While many live with varicose veins without issues, you should consult a GP or a vascular specialist if:

  • The pain is debilitating: It interferes with your daily activities or sleep.

  • Skin Discolouration: The skin around the vein becomes hard, brown, or leathery (Lipodermatosclerosis).

  • Leg Ulcers: You develop a sore or wound near the ankle that is slow to heal.

  • Bleeding: A vein close to the skin bursts.

  • Redness and Heat: This could indicate thrombophlebitis (a blood clot in the vein).


Modern Treatment Options

The days of “vein stripping” (painful surgery) are largely over. Modern treatments are minimally invasive and often performed as walk-in, walk-out procedures.

Treatment How it Works
Compression Stockings The first line of defense; they apply pressure to help veins move blood upward.
Endothermal Ablation Using high-frequency radio waves or lasers to seal the affected vein shut.
Sclerotherapy A special foam or liquid is injected into the vein, causing it to scar and close.
Ligation and Stripping A minor surgical procedure used only for very large or complex veins.

Summary

Varicose veins are a manageable condition, but they are a signal from your body that your circulation needs support.

By recognizing the five signs early and maintaining an active lifestyle, you can prevent complications like ulcers or blood clots.

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