When we think of varicose veins, most people imagine office workers, pregnant women, or those who stand for long periods — not athletes. But the truth is, even highly active people can develop varicose veins. In fact, certain types of exercise and training patterns can actually increase the risk.
At The Vein Institute, we regularly see runners, cyclists, weightlifters and fitness enthusiasts who are surprised to learn that their vein symptoms are linked to their training routine. Here’s what every athlete should know.
Why Athletes can develop varicose veins
Varicose veins occur when the valves inside the veins stop working efficiently, allowing blood to pool and cause pressure. While exercise is generally excellent for circulation, some factors can contribute to vein issues in athletes:
High venous pressure
Sports like long-distance running, heavy weightlifting and cycling can increase pressure in the leg veins. Over time, this can strain the valves.
Intense, repetitive leg activity
High-impact workouts create constant force on the lower limbs. This isn’t harmful for everyone, but in people with a genetic predisposition, it can trigger vein changes.
Low body fat revealing veins
Athletes often notice their veins more simply because they have less subcutaneous fat, but visible veins can sometimes mask underlying valve failure.
Family history
Genetics remain the biggest factor. Even the fittest person can develop varicose veins if the condition runs in the family.
Common Symptoms Athletes Experience
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Heavy, aching legs after training
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Leg cramps or restless legs at night
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Swelling around the ankles
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Heat or throbbing in the calves
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Bulging or twisted veins
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Slow recovery after intense sessions
Symptoms often worsen during long runs, hot weather or after standing for extended periods during competitions.
How Athletes Can Manage and Prevent Symptoms
Incorporate recovery into training
Regular stretching, cool-downs and elevating the legs after exercise help reduce venous pressure.
Wear compression stockings
These are especially useful for runners and cyclists, helping support blood flow during and after training.
Mix up your workouts
Alternating between high-impact and low-impact sessions (such as swimming or rowing) reduces strain on the leg veins.
Stay hydrated and maintain healthy electrolytes
Proper hydration helps circulation work efficiently.
Listen to your body
Aching or heavy legs aren’t just “normal soreness” – they may be early signs of venous reflux.
When to Seek Treatment
If symptoms interfere with performance or everyday comfort, an ultrasound assessment can help identify underlying vein issues. The Vein Institute offers modern treatments such as laser ablation, radiofrequency ablation or ultrasound-guided sclerotherapy. These are minimally invasive, require no hospital stay and allow athletes to return to training quickly.
Damaged vein walls or valves can lead to chronic venous insufficiency (CVI). When blood can’t flow back up to the heart, it begins to reflux or pool. Vessels then twist and enlarge, becoming varicose veins. As circulation through these veins slows, fluid builds up, sometimes resulting in swelling around the lower legs.
Seek expert advice
The doctors at The Vein Institute specialise in treating varicose leg veins. Call us on 0420 102 637, or fill out our booking request form.