Office workers who spend long hours at their desk may be more prone to potentially fatal blood clots than passengers on long-haul flights, according to research cited Monday.

A study found that a third of patients admitted to hospital with [deep vein thrombosis (DVT)](http://www.answers.com/topic/deep-vein-thrombosis “Answers.com DVT page”) were office workers who spent long periods at a computer.

Read (Discovery Channel)