Your heartbeat'll speed up inzero-g, and your inner ear'll go nuts for a while.
1996 May,SFX, number12, page16:
Making Apollo 13 was an unusual experience for Bill, involving not onlyzero-G filming but also the chance to meet the character he was playing, Fred Haise.
2017, A.K. Brown,Humans on the Menu (Champagne Universe Series: Book 2), page44:
John and Jen were startled by his clumsyzero-G gymnastics.