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Not all bacteria are harmful. Some bacteria that live in the body are helpful. For instance, some bacteria that live in the intestines, help digest food, destroy disease-causing organisms and provide nutrients. But bacteria may also cause illness. Many disease-causing bacteria make powerful chemicals called toxins that damage cells and make you ...
Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis. Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS. Fungi. Many skin diseases, such as ringworm and athlete's foot, are caused by fungi.
For example, bacteria in the intestines help digest food. But bacteria can cause illness. For example, bacteria that travel from the anus into the urinary tract can cause a urinary tract infection. People can come into contact with bacteria from other people, food or the environment. These bacteria can cause illnesses. Some examples are: Strep ...
Probiotics are foods or supplements that contain live microorganisms intended to maintain or improve the "good" bacteria (normal microflora) in the body. Prebiotics are foods (typically high-fiber foods) that act as food for human microflora. Prebiotics are used with the intention of improving the balance of these microorganisms.
Staph bacteria can get into the body by traveling along medical tubing. These devices make a connection between the outside and the inside of your body. Examples are: Urinary catheters; Tubing placed in a vein (intravenous catheters) Also, staph bacteria are attracted to implanted devices, where they grow on the surface and cause infection.
Listeria bacteria can be found in soil, water and animal feces. People can get infected by eating the following: Raw vegetables that have been contaminated from the soil or from contaminated manure used as fertilizer; Contaminated meat; Unpasteurized milk or foods made with unpasteurized milk
What are the 3 examples of bacteria? Escherichia coli (E. coli) is a common bacteria found in the human gut but can also cause foodborne illnesses. Streptococcus pyogenes is a bacteria that can ...
Bacteria. Gonorrhea, syphilis and chlamydia are examples of STDs that are caused by bacteria. Parasites. Trichomoniasis is an STD caused by a parasite. Viruses. STDs caused by viruses include human papillomavirus (HPV), the herpes simplex virus, and the human immunodeficiency virus (HIV), which causes AIDS. Risk factors
Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.
The body has many natural defenses against salmonella infection. For example, strong stomach acid can kill many types of salmonella bacteria. But some medical problems or medications can short-circuit these natural defenses. Examples include: Antacids. Lowering the stomach's acidity allows more salmonella bacteria to survive. Inflammatory bowel ...