For long flights, take it again an hour before landing. If yawning or swallowing fail to alleviate your ear pressure, pinch your nostrils closed and use your cheek and throat muscles to force a mouthful of air against your lips and nostrils. Using your chest and stomach muscles with this maneuver could create too much pressure. Chew gum or ice. Your comfort .
Business trips can be stressful.
If you've got room, use your carry-on luggage as a footrest to elevate your feet. Get up every hour or so and stretch out your tired, cramped leg muscles. Support your neck with a pillow while you sleep. Create an ergonomically correct seat by placing a pillow in the small of your back. Wear glasses instead of contact lenses during the flight.