Why do some people pass out on roller coasters?

You may have seen the videos of riders on a roller coaster. They will be having fun and screaming, and then suddenly they pass out for a few seconds before regaining consciousness.

People Passing Out On Roller Coasters [Funny] (BEST TOP 10 VIDEOS

The Reason Some People Pass Out When Riding A Roller Coaster

ROLLERCOASTER CHUG 🎢 #rollercoaster #chug #challenge

How to Enjoy Roller Coasters without Getting Sick

Arctic Rescue - Now Open

Passed Out On The Roller Coaster at SixFlags!

Man faints, wakes up screaming in terror three times on roller coaster

Fainting and Being Frightened

Funny Slingshot Ride Compilation #slingshotride #slingshotrider

Fairground ride causes teenager to pass out but his screaming

11 Insane Roller Coasters in Asia for Hardcore Thrillseekers

Why Do People Faint on Rides? Here Are the Reasons

Fairground ride causes teenager to pass out but his screaming

rollercoaster at deep sea world｜TikTok Search

Guys Passing Out Funny Slingshot Ride Compilation