If you've recently eaten chicken and you're suffering from symptoms of diarrhea, nausea, vomiting, appetite loss, fever and fatigue, food poisoning may be the culprit, says the Mayo Clinic.

Nicotine is an addictive substance that is found in the tobacco plant and is an active ingredient in chewing tobacco, cigarettes and cigars. Nicotine is also found in smoking-cessation products, including gum and wearable patches. Nicotine poisoning can occur when very large amounts of nicotine are orally ingested.

Early American explorers who had to survive solely on lean meats, such as rabbits, sometime developed medical problems that resembled starvation.

Blood poisoning, or sepsis, is the body's inflammatory response to a bacterial infection entering the blood stream. It occurs mostly in hospitals, in people with compromised immune systems and people with chronic and debilitating diseases that weaken the body systems.

Aspartame is a sweetener that is much sweeter than sugar but has fewer calories. Aspartame can be found in diet sodas, coffee and yogurt. While aspartame products, such as NutraSweet and Equal, may appear to be a healthier alternative to sugar, there are a lot of side effects and the potential for poisoning.

Various rat poisons used to control rodents have potent effects on people if ingested. Many rat poisons contain anticoagulants, which are medications that interfere with blood clotting. As rats have become resistant to poisons, new superwarfarins that are more toxic to both rats and people have been marketed.