What Are Infections? Infections occur when harmful microorganisms—such as bacteria, viruses, fungi, or parasites—enter the body, multiply, and cause a reaction. They can range from mild and manageable to severe and life-threatening. Infections can affect any part of the body and are typically treated with medication, such as antibiotics or antivirals, depending on the type and severi... https://thebayaesthetics.in/injection/