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United States Navy SEAL trainees with arms and legs tied during a drownproofing exercise.. In Drownproofing terminology, the great majority of people are "floaters". That is to say that, with the lungs fully inflated (or say at total lung capacity), they have slightly less specific gravity than water and will not start to sink until they exhale. [8]
To an untrained observer, it may not be obvious that a drowning person is in distress. The victim may appear to be swimming safely, but the victim is actually within 20–60 seconds of sinking under the surface and thus dying. [3] They extend their arms laterally and press down on the water's surface in order to lift their mouth out of the water.
People with a lesion at C7 have an impairment that effects the use of their hands and lower arm. [26] They can use a wheelchair using their own power, and do everyday tasks like eating, dressing, and normal physical maintenance. [21] People in this class have a total respiratory capacity of 79% compared to people without a disability. [27]
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The face-down swimming position allows for a good range of motion of the arm in the water, as compared to the backstroke, where the hands cannot be moved easily along the back of the spine. The above-water recovery of the stroke reduces drag, compared to the underwater recovery of breaststroke .
There’s one easy move that you can do while standing in chest-deep water, with your arms submerged. “Move your arms like a figure eight, or infinity sign, from the front to back. …
In 2004 Zheng took up the sport of Swimming and in 2010 he made his international swimming debut when Zheng represented China at the World Championships in Eindhoven, Netherlands. [1] Zheng competed in his first Paralympic Games at the 2012 London Paralympics, where he won the gold medal in a close race in the 100m backstroke S6 final. [2]
Devi, who is one of his protégées, is just 17 years old but won bronze in the mixed team compound open competition, becoming the first female archer without arms to medal at the Paralympic Games.