Leg Vein Health

Updated 27 January 2016

Prevent blood clots while flying

Deep-vein thrombosis (DVT) is a dangerous condition in which a blood clot develops in a deep vein, usually in the lower leg.


Deep-vein thrombosis (DVT) is a dangerous condition in which a blood clot develops in a deep vein, usually in the lower leg. Make sure this doesn't happen to you.

Take action

According to the World Health Organisation, the following factors increase your risk of DVT:

being seated and immobile for more than four hours while travelling by plane, train, bus or automobile.

Read: DVT a danger when flying 

Taking multiple flights over a short period of time (the risk remains elevated for about four weeks after a flight).

Obesity. being very tall or very short (taller than 1,9m or shorter than 1,6m).

Read: Keep those travel legs moving

Use of oral contraceptives. and inherited blood disorders leading to increased clotting tendency.

Reduce your risk by exercising your calf muscles with up-and-down movements of the feet and wearing loose-fitting clothing while travelling. 

Read more: 

Danger lurking in your veins 

Leg pain signals deadly blood clots  

Cabin air linked to DVT 


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Leg vein expert

Dr. Riaz Motara is a specialist physician and cardiologist. He has an interest in preventative cardiology. He runs Veinsculpt, the first and only comprehensive vein clinic in South Africa, using endo-venous laser ablation as the treatment of choice.He also operates the only Women's Heart Clinic in South Africa.

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