Don Kaster

• Active 1d ago

Bio: Excited about sailing and want to hold my breath longer and safer...

• Active 3d ago

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

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@don-kaster-1829

I'm a retired engineer with cancer who loves to sing solos in church. I'm low on red blood cells and want to improve my breathing in active sports.

Active 74d ago

Joined Jul 2, 2024