2/18/2011
How can you dive 700 feet in one breath? - Holy Kaw!
First of all: What would possess anyone to dive deep into the ocean without an oxygen tank in the first place? If humans were meant for such activity, we'd have gills and finned extremities, wouldn't we? Well, what might seem like an impossible, watery nightmare to ordinary mortals is merely a challenge to an elite breed of aquatic athletes known as freedivers.
So how is it that freedivers are able to dive so deep and last so long without taking a breath? So, what's the science behind holding one's breath? Maybe we're really part dolphin...
Full article at HowStuffWorks.com.
Total aggregation of HowStuffWorks.com.
Photo credit: Fotolia
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