I think a better idea is to book an isle seat so you can easily get up and walk around the plane every 45 to 60 minutes. Here are more suggestions: http://www.flighthealth.org/preventing-dvt.htm

HTTY

Great thread! I've often thought of buying a pair but have been confused as to the type.

Checking Amazon, there's so many varieties at varying prices. How does one decide which is best?

http://www.amazon.com/s/ref=nb_sb_no...0-30mmhg+women