Air pressure in the middle ear usually is the same as the air pressure outside the body. Most people are familiar with the pressure changes (relieved by ear popping) that occur when you fly, travel to high altitudes, or dive underwater.
There are many types of E. coli, and most of them are harmless. But some can cause bloody diarrhea. Some strains of E. coli bacteria (such as a strain called O157:H7) may also cause severe anemia or kidney failure, which can lead to death.Other strains of E. coli can cause urinary tract infections or other infections. You get an E. coli infection by coming into contact with the feces, or stool, of humans or animals.This can happen when you drink water or eat food that has been contaminated by feces. E. coli can get into meat during processing.ther strains of E. coli can cause urinary tract infections or other infections. You get an E. coli infection by coming into contact with the feces, or stool, of humans or animals. This can happen when you drink water or eat food that has been contaminated by feces.
E. coli is a type of fecal coliform bacteria commonly found in the intestines of animals and humans. E. coli is short for Escherichia coli. The presence of E. coli in water is a strong indication of recent sewage or animal waste contamination.Sewage may contain many types of disease-causing organisms. | 2 | 3. One of hundreds of strains of the bacterium Escherichia coli, E. coli O157:H7 is an emerging cause of food borne and waterborne illnesses. Although most strains of E. coli are harmless and live in the intestines of healthy humans and animals, this strain produces a powerful toxin and can cause severe illness.