There are exceptions to this rule, like the free diving world champion, Natalia Avseenko. Check out this short video, warning, NSFW: https://www.youtube.com/wat

There are exceptions to this rule, like the free diving world champion, Natalia Avseenko. Check out this short video, warning, NSFW: https://www.youtube.com/watch?v=gxjdnkD1gBA https://www.youtube.com/watch?v=gxjdnkD1gBA There was a longer documentary, called Ceiling, online, but it was removed unfortunately.