Economy class syndrome was coined in the late 1990s when it turned out that people who has traveled long distances by aeroplane were at an increased risk for thrombosis, especially deep venous thrombosis and its main complication, pulmonary embolism. Although all these diseases had been recognised for a long time, the possibility of litigation against airline companies brought them into the limelight when this "syndrome" was reported. // Events and trends The 1990s are generally classified as having moved slightly away from the more conservative 1980s, but otherwise retaining the same mindset. ... This article refers to the tool of travel. ... Thrombosis is the formation of a clot or thrombus inside a blood vessel, obstructing the flow of blood through the circulatory system. ... It has been suggested that Deep Vein Thrombosis be merged into this article or section. ... A lawsuit is a civil action brought before a court in order to recover a right, obtain damages for an injury, obtain an injunction to prevent an injury, or obtain a declaratory judgment to prevent future legal disputes. ... In medicine, the term syndrome is the association of several clinically recognizable features, signs, symptoms, phenomena or characteristics which often occur together, so that the presence of one feature alerts the physician to the presence of the others. ...

The mechanism for thrombosis in travellers is probably due to a combination of immobilisation, dehydration and underlying factors. Patients with disease that predisposes them for thrombosis, such as antiphospholipid syndrome or cancer, are probably at a much greater risk. Dehydration is the removal of water (hydor in ancient Greek) from an object. ... Antiphospholipid syndrome (or antiphospholipid antibody syndrome) is a disorder of coagulation which causes thrombosis in both arteries and veins, as well as recurrent miscarriage. ... When normal cells are damaged or old they undergo apoptosis; cancer cells, however, avoid apoptosis. ...

Prevention consists of adequate hydration (drinking, abstaining from alcoholic beverages and caffeine), moving around and calf muscle exercises. In patients with a known predisposition for thrombosis, aspirin is often prescribed, as this acts as a mild anticoagulant. Severe risk for thrombosis can prompt a physician to prescribe injections with low molecular weight heparin (LMWH), a form of prophylaxis already in common use in hospital patients. Bottles of cachaça, a Brazilian alcoholic beverage. ... Caffeine molecular structure Anhydrous USP grade Caffeine Caffeine, also known as trimethylxanthine, coffeine, theine, mateine, guaranine, methyltheobromine and 1,3,7-trimethylxanthine, is a xanthine alkaloid found naturally in such foods as coffee beans, tea, kola nuts, Yerba mate, guarana berries, and (in small amounts) cacao beans. ... This article needs to be cleaned up to conform to a higher standard of quality. ... An anticoagulant is a substance that prevents coagulation; that is, it stops blood from clotting. ... In medicine, low molecular weight heparin (LMWH) is a class of medication used as an anticoagulant in diseases that feature thrombosis, as well as for prophylaxis in situations that lead to a high risk of thrombosis. ...

See also

• Thrombosis