Airhealth.org
Comprehensive online DVT resource.
http://www.airhealth.org/

Airogym
Combat DVT while remaining seated with this handy little tool.
http://www.airogym.com/
http://www.justsellit.co.uk/clients/airogym/pages_NEW/container.asp

Australian Department of Health and Ageing
Deep vein thrombosis and travel - the facts.
http://www.health.gov.au/pubhlth/strateg/communic/factsheets/thrombosis.htm

Aviation Health Institute
A non-profit, UK based, organization which promotes the health and well-being of airline passengers worldwide.
http://www.aviation-health.org/

BBC.co.uk
An excellent introduction to DVT from the Beeb.
http://news.bbc.co.uk/hi/english/health/medical_notes/c-d/newsid_986000/986364.stm

Bodyclock.net
Frightened of getting DVT? Then use the "Sky Walker" to exercise while sitting in your seat.
http://www.bodyclock.net/deepveinthrombosis/

British Airways
Health and medical information for passengers including tips on how to avoid DVT.
http://www.britishairways.com/travel/healthintro/public/en_gb

British Airways
In-flight exercise guide. In PDF format.
http://www.britishairways.com/travel/healthwb/public/en_gb

Caniclaim.com
DVT, the law, and claims against airlines - the British perspective.
http://www.caniclaim.com/dvt.htm

CNN
DVT explained in-depth courtesy of CNN.
http://www.cnn.com/SPECIALS/2001/ecsyndrome/index.html

Deep Vein Thrombosis Hub
Provides a wealth of DVT links.
http://www.projectlinks.org/thrombosis/

Department of Health
Advice on avoiding venous thrombosis, which can lead to pulmonary embolism and deep vein thrombosis.
http://www.dh.gov.uk/VTE/

Department of Health
Everything you ever wanted to know about "economy class syndrome", otherwise known as Deep Vein Thrombosis, and air travel.
http://www.doh.gov.uk/dvt/

Department of Health
Tell you everything you ever wanted to know about "economy class syndrome", otherwise known as Deep Vein Thrombosis, and air travel.
http://www.doh.gov.uk/dvt/

Economyclasssyndrome.net
DVT explained, along with information on compression hosiery and travel socks.
http://www.economyclasssyndrome.net/gchproven.html

Fleet Street Clinic
Online DVT risk calculator.
http://www.fleetstreetclinic.com/ip1.php?menu=1&sub_menu=4&sub_id=52

Flysafe Travel Socks
Help prevent DVT developing on your next flight by wearing these compression socks.
http://www.flysafetravelsocks.com/

Indo Indians.com
In-flight aerobics illustrated.
http://www.indoindians.com/healthy_air.htm

Injury Lawyer Network
If you are American, have suffered from DVT on a flight and wish to pursue a legal claim, this site offers a free case assessment.
http://www.injury-lawyer-network.com/ecc.htm

Jet Blue
Airplane yoga.
http://www.jetblue.com/havefun/yoga.html

Portland Holidays
Simple exercises you can do sitting in an airplane seat, which are designed to reduce the risk of DVT. Just click on the relevant link.
http://www.portland-holidays.co.uk/healthandsafety/healthyflying.htm#exercises

Scholl Flight Socks
Help prevent the risk of developing DVT on a long-haul flight with the aid of these compression socks.
http://www.schollflightsocks.com/

Skyteam
Illustrated in-flight exercise guide.
http://www.skyteam.com/EN/travelPlanner/travelExperience/index.jsp

Skytrax - Airlinequality.com
A survey of the pitch and width of seats on major airlines around the world.
http://www.airlinequality.com/Product/seat_intro.htm

Slater & Gordon
Apparently, this Australian law firm has been approached by over 2,000 potential DVT travel claimants over the last few years.
http://www.slatergordon.com.au/

The Age
If you want a thorough overview of DVT and the risks it presents, then this highly informative article should help.
http://www.theage.com.au/issues/economyclasssyndrome/index.html

United
In-flight exercises.
http://www.united.com/page/article/0,6722,3114,00.html

Video Jug
A short video guide to avoiding Deep Vein Thrombosis when flying.
http://www.videojug.com/film/how-to-avoid-getting-deep-vein-thrombosis-2