Bio: Breathing & Breath Holding with Stig Severinsen, PhD Medicine & Explorer🐬💫 4x Freediving World Champ🥇🥇🥇🥇

Bio: > I want to increase my interest and breath-hold time and improve my CO₂ to tolerance so I can stay calm and relaxed longer under breath-hold stress

Bio: Manuel Ruep, 53, is an S&C Coach with national and international Champions in soccer, basketball, field hockey, golf, badminton...