Food poisoning occurs when someone consumes spoiled food that has unhealthy and unsafe bacteria in it. The U.S. CDC estimates that food poisoning causes 76 million illnesses, 325,000 hospitalizations, and 5,000 deaths every year.

While there are around 250 diseases that can infect people through food, there are two major, overarching types of food poisoning. Infectious agents like viruses, bacteria, and parasites is one way. Getting through Toxic Agents is another way. This category includes mushrooms, half-cooked foods, and foods that were left incompletely cleaned still things like pesticides left to remain in them. One of best ways to prevent food poisoning is through high levels of sanitation and hygiene.

There are 250 types of food poisoning diseases and several infectious agents, and since food poisoning is so complex, symptoms and effects of food poisoning are many. A partial of symptoms includes:
nausea
headaches
vomiting
abdominal pain
diarrhea (both watery and crampy as well as bloody and even mucusy)
fever
inflammation of internal organs
kidney failure
muscles aches
blurry vision
speech problems
bodily weakness
death

There are number of ways through which food poisoning is tested by doctors. Most common tests are urine and blood tests that are needed. Finally, doctors may choose a rectal exam as well. Aside from these tests, doctors will also check common things, like breathing rate and blood pressure.

Although food poisoning is such a complex problem, there are many means by which people can prevent it. When shopping, they can avoid purchasing packages that appear open or torn, waiting until the end of their shopping trip to buy frozen or cold items and taking them home immediately, and avoiding contact between raw foods (like meat) and other foods. Cleanliness is what is most important, furthermore. After using the bathroom, it is essential to wash hands. Before and after working with uncooked foods, it is essential to wash hands. Also, people can take a number of steps when actually cooking their food to avoid food poisoning. When cooking meat, they should use a meat thermometer to measure the temperature of the meat. Aoso, a good precaution is to each leftovers within four days. At the end, it also helps if food is not left for more than two hours outside to avoid its spoiling.

Sometimes, people who get poisoned by food do not have control over whether they get poisoned or not. Specifically, if someone eats something at a restaurant and gets sick, the restaurant may be at fault. Cooking of food completely may not have happened with chefs. They or others who handle the food may not have washed their hands thoroughly after going to the bathroom or before and after handling the food. The restaurant may have spoiled ingredients. {Whatsoever be the reason, it is because of others errors the person has fallen sick due to food poisoning.

Finally, it reaches down to keeping food out of the risky zone temperature range (40 - 140 degrees) to avoid growing of bacteria easily and quickly, maintaining HOT foods HOT and COLD foods COLD; and the proverb When in doubt, throw it out should be remembered always.