Other aspects that play a role in enhancing the athlete’s performance in swimming is because the swim suits are tailored to easily maintain a straight or proper posture even if the athletes are tired. George Lauder and a Masters student, Johannes Oeffiner examined how shark skin reacts with water and the effect of its motion. They discovered that shark skin increases thrust.
They even performed an experiment where they “… bought fresh shark skin from a Boston market and removed parts, including the denticles, and attached to rigid aluminum foil. This was place in a flow tank, wiggled to mimic the movement of a fish and its speed measured.” The next time, they smoothed the denticles with sand and the foil model was set up again. The speed was measured exactly the same way it was