- Avoid caffeine the day of
- Two hours before takeoff, eat a small meal of bread, rice, or another easy-to-digest food
- Keep your chin up
- Don't close your eyes
- Don't turn your head separately from the rest of your body (pretend you're wearing a neck brace)
- Keep your feet below your head
- Avoid rapid eye movements
- Lie on your back during hypergravity
- Don't look out the window—the sight of the slanted horizon will confuse your brain even more
What Happens If You Have A Heart Attack In Space?
I flew in zero-G with a team of college students testing a device that could save astronauts' lives.