Cheryl Cooper
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An infection is the invasion of tissues by pathogens, their multiplication, and the reaction of host tissues to the infectious agent and the toxins they produce. An infectious disease, also known as a transmissible disease or communicable disease, is an illness resulting from an infection.. Infections can be caused by a wide range of pathogens, most prominently bacteria and viruses.
Nov 29, 2023 · A flu virus can cause a runny nose, muscle aches, and an upset stomach. A person with a bacterial infection will often experience redness, heat, swelling, fever, and pain at the site of infection ...
Feb 18, 2022 · Signs and symptoms vary depending on the organism causing the infection, but often include fever and fatigue. Mild infections may respond to rest and home remedies, while some life-threatening infections may need hospitalization. Many infectious diseases, such as measles and chickenpox, can be prevented by vaccines.
Jan 28, 2019 · Symptoms of an infected cut or wound can include: redness in the area of the wound, particularly if it spreads or forms a red streak. swelling or warmth in the affected area. pain or tenderness at ...
Sep 20, 2022 · Bacterial infections are diseases that can affect your skin, lungs, brain, blood and other parts of your body. You get them from single-celled organisms multiplying or releasing toxins in your body. Common bacterial diseases include UTIs, food poisoning, STIs and some skin, sinus and ear infections. They’re often treated with antibiotics.
