If you’ve ever flown on a plane and glanced at the flight attendants during takeoff or landing, you might have noticed something curious — they often sit upright, hands placed firmly under their thighs. It’s not just a quirky habit. In fact, this position has a critical safety purpose that many passengers have never heard about.

The posture is known as the “brace position” or “preparatory position.” When flight attendants sit on their hands with their feet flat on the floor and their backs straight, they’re not just being formal — they’re preparing their bodies to better absorb impact in the event of an emergency.

By placing their hands under their thighs, flight attendants:

• Prevent their arms from flailing during sudden turbulence or a crash landing.
• Reduce the risk of injury to wrists, arms, or shoulders.
• Keep their posture locked into position, which helps them stay conscious and uninjured so they can assist passengers if needed.

This technique is part of their intensive safety training, which covers emergency procedures, evacuation protocols, and injury prevention. It ensures they’re in the safest possible position during the most dangerous parts of a flight — takeoff and landing.

Interestingly, flight attendants are trained to silently review their “30-second review” during this time too — a mental checklist they run through before landing or takeoff. It includes remembering exits, commands, and what to do if something goes wrong.

So, the next time you see a flight attendant sitting quietly with hands under their legs, remember: they’re not just relaxing. They’re focused, prepared, and ready to spring into action in case of an emergency — all to keep you safe in the skies.