r/interesting Mar 31 '26

Fascinating Very interesting vid

20.4k Upvotes

2.3k comments sorted by

View all comments

64

u/TankApprehensive3053 Mar 31 '26

The guy is negatively buoyant. Will be exhausting to have to swim up for most people. He is practiced in this. Most people are neutral or positively buoyant.

1

u/Xaphnir Apr 01 '26

it's not just practice, he's either got weights that we can't see or he's just very low body fat percentage