Some pro surfers took a freediving course and talk about it here. Nice title too, lol.
Controlled Blackouts for Fun! | Stab Magazine
One comment (made by 'spitball' in the comments section was particularly shocking...relating to the long term effects of freediving, which apparently are "well documented"....any thoughts or was he just messing with us?
Controlled Blackouts for Fun! | Stab Magazine
One comment (made by 'spitball' in the comments section was particularly shocking...relating to the long term effects of freediving, which apparently are "well documented"....any thoughts or was he just messing with us?