In Canadian football, while only 12* players are playing on the field at once, teams need more than just 12* players. They must have an offensive and defensive team. Most highâ¦ school football teams have 1st, 2nd, and 3rd string players, so thirty to forty players is a reasonable number.
Gastroenteritis may result from ingesting chemical toxins (see Chemical Food Poisoning). These toxins are usually produced by a plant, such as poisonous mushrooms, or by certain kinds of exotic seafood and thus are not the product of an infection.
There are two main causes of gas: swallowed air and the normal breakdown of undigested food -- especially sugar, starches, and fiber. Your body expels this gas through burps and farts. Everyone does it. In fact, when your body is healthy, it's normal to pass gas 14 to 23 times a day.