Soccer players at most levels of play and practice need extra hydration for proper health and performance. Here is a good article. Sweating is absolutely necessary in order to maintain constant body temperature. The sweat rate usually corresponds to increases in energy expenditure by the athlete. Trained athletes have a more sensitive sweating system than non-athletes due to adaptation by...

The ball used in football (soccer) is called a football or soccer ball. Law 2 of the game specifies the ball to be an air-filled sphere with a circumference of 68–70 cm (or 27–28 inches), a weight of 410–450 g (or 14–16 ounces), inflated to a pressure of 60–110 kPa (or 8.5–15.6 psi...

The colourful history of a fascinating game More than 2000 Years of Football By Dr. Wilfried Gerhardt Press Officer for the German Football Association, Frankfurt/Main, Germany. On the contrary, apart from the absolute necessity to employ the legs and feet in such a tough bodily tussle for the ball, often without any laws for protection, it was no doubt recognis...