STAmina Apnea Coach

With STAmina Apnea Coach, you will learn how to hold your breath for a longer period of time and develop CO2 tolerance.
The app efficiently improves breath-holding for everyone, from beginners to professionals, in any type of underwater activity, including freediving, spearfishing, and scuba diving, as well as all kinds of underwater sports, such as rugby and hockey. It can also benefit surfers and runners who wish to improve their breath-holding capabilities and CO2 tolerance.

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