cbs4 My 33 Header Logo    Freediving Could Lead To “Drowning at
the Surface”    Extreme diving daredevils can hold their breath
for up to 4 minutes at a time. (CBS4)  Diving Daredevils Plunge
Deep For Thrills  Some of us can hold our breath for 45 seconds,
maybe one minute. If we’re lucky. Can you imagine doing it for
four minutes?