Category: Science
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Hand Speed vs Efficiency: Why some swimmers swim faster with less average force
Why some swimmers are able to swim significantly faster with smaller average force? I tried to answer this question by looking at the acceleration of the hand stroke. We know that when the velocity of the hand increases in backward direction, it produces high force forward and increasing speed of the swimmer. If the velocity…
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Bathing suit, Wetsuit, Buoyancy shorts | Which is fastest for swimming?
Better late than never I guess. I participated in this study at UNLV a couple months back. It’s no surprise that swimming in a wetsuit is much faster than without, but the study wanted to find out how much of a difference there was between each scenario. There was also a second part to the…
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How the Mystery of “Dead Water” Could Save Swimmers
For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today.
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Johnson and Johnson, Apple team up on new iOS-based heart study
Johnson and Johnson’s pharmaceuticals brand Janssen wants to improve heart health, and for its latest study it’s turning to the iPhone and the Apple Watch to help gain a better understanding of the vital organ. In an announcement Tuesday, the health care giant announced a partnership with Apple on a new Heartline study designed to get more information on heart health…
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How a competitive swimmer is helping perfect a new amputation procedure
Bionic limbs, long the stuff of science fiction fantasy, are becoming reality. An extremely rare vascular disease caused New Hampshire’s Morgan Stickney, a pre-med student and elite swimmer, to have both legs amputated. But she underwent an experimental amputation surgery that reconnects muscles and nerves, enabling them to more effectively control prosthetic limbs. WGBH’s Cristina…
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Study pinpoints two workouts that give brain plasticity a big boost
Scientific studies continue to show us how exercise can bring a range of cognitive benefits, from limiting the risk of Alzheimer’s to giving an immediate boost to our learning capabilities. Researchers working in this area at the University of South Australia have turned their attention to the neuroplasticity, finding two styles of workout in particular…
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What Happens To Your Body When you Swim
Your brain loves swimming. The extra blood and oxygen helps you become more alert, awake, and focused!
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The Aquatic Neanderthal: They Could Swim and Dive for Clams
Neanderthals could swim. Not only could they swim: They were diving possibly as much as 4 meters (13 feet) deep for live clams, in Italy at least, an international team of archaeologists reported in PLOS One on Wednesday. Strangely, even though the Neanderthals on the Italian coast seemed to dote on mussels, they don’t seem…
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Is A Beard Slower For Swimming? #science
How much faster is it to ditch the beard? We’re talking real science here on today’s video.