bacterial infection

**bacterial infection**

A bacterial infection occurs when harmful bacteria invade and multiply in the body, potentially causing illness. These infections can affect various parts of the body, including the skin, respiratory system, urinary tract, and more. Common examples include strep throat, urinary tract infections, and bacterial pneumonia. Symptoms often vary depending on the infection site and severity but may include fever, pain, swelling, and redness. Proper diagnosis and treatment, often involving antibiotics, are essential to manage bacterial infections effectively and prevent complications.