Business travelers and the constantly connected will be thrilled to learn that many carriers now offer in-flight wireless internet -- for a fee, of course. But for those whose time is money, it's worth it to stay productive and in the loop while in the air.
The price isn't prohibitively steep, especially if you can expense it. Gogo Inflight Internet, to use one example of the service, charges about $12 for one flight's worth of internet service. A monthly pass for frequent travelers runs about $30. The connection isn't annoyingly slow, and the ability to tweet from 30,000 feet (9.1 kilometers) above is priceless.
Now that your mind is occupied, let's talk about how to keep your body healthy while you fly.