LONG PLANE RIDES can wreak havoc on the body by causing back pain, stiff joints and a general feeling of malaise. Prolonged sitting and inactivity may also place you at risk for deep vein thrombosis, a blood clot which starts in the legs.
You should be doing some yoga. The good news – it can be done from a narrow plane seat.
Here’s a sequence that I’ve tested in many standard economy class plane seats without bothering neighbors or gaining me (too many) quizzical stares.