Wednesday, July 15, 2026

Oman News

Oman’s Health Ministry issues guidelines to prevent blood clots on flights over four hours

The Ministry of Health has advised travellers to take preventive measures against deep vein thrombosis (DVT) during long-haul flights, warning that journeys lasting more than four hours can increase the risk of developing potentially serious blood clots.

TAS News Service

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Wednesday, July 15, 2026

MUSCAT – As part of its travel health awareness campaign, the ministry said venous thrombosis occurs when a blood clot forms in deep veins, commonly in the legs, and in some cases can travel to the lungs, leading to serious health complications. The risk is higher during prolonged periods of immobility, such as long-distance air travel.
The ministry identified several factors that increase the likelihood of developing venous thrombosis, including flights lasting four hours or longer, a previous history of blood clots, pregnancy and the postpartum period, a genetic predisposition to clotting, advanced age, and obesity.
To reduce the risk, the Ministry of Health urged passengers to move around or perform simple exercises at least once every hour during the flight, stay well-hydrated by drinking plenty of water and fluids, and wear loose, comfortable clothing. It also advised people with any of the identified risk factors to consult a doctor before travelling.

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