Prolonged underwater breath holding can be deadly, here’s what happens.
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Olympic Gold Medalist Michael Phelps and his coach Bob Bowman warn about the dangers of Shallow Water Blackout (Hypoxic Blackout.)
CNN's Sanjay Gupta interviews Rhonda Milner about the dangers of shallow water blackout (hypoxic blackout)
Did you know that prolonged or repeated breath holding while swimming can be life threatening?
SAVE A LIFE
Did you know that prolonged or repeated breath holding while swimming can be life threatening?
SAVE A LIFE
Breath-holding games are extremely dangerous.
Prolonged underwater breath holding can be deadly, here’s what happens.