I would say in any situation where you are forced to sit for long periods of time. And this article appears to be more of product hype than information.
1. Eddie Bauer Voyager 2.0 Jacket
2. Lululemon Commission Pants
3. EMS Women’s Techwick Essence
4. Scottevest Hoodie Cotton
5. Smartwool Merino Boxers
6. L.L.Bean Stretch-Tek Travel Pants
7. Orvis Tech Chambray Shirt
8. Exofficio Travel Bra and Bikini
However, they omitted the most important item of all – compression socks or stockings! Having suffered DVTs, I swear there is nothing more important than protecting your feet and legs.
Details @ Here’s what you should wear on long flights