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This is a question Top Tips

Got a great tip? Share it with us. You know, stuff like "Prevent sneezing by pressing you index finger firmly between your nose and your upper lip."

(, Wed 29 Nov 2006, 16:33)
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Need to hold your breath?
Longer than anyone else? Simply hyperventilate first. The resulting decrease in blood pCO2 means you can hold your breath for longer, as the CO2 takes longer to reach the level in the blood that stimulates breathing.

100% true.
(, Sat 30 Jun 2007, 0:55, Reply)

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