The word infection can denote any presence of a particular pathogen at all (no matter how little) but also is often used in a sense implying a clinically apparent infection (in other words, a case …

2 days ago · Infection is the process by which harmful microorganisms such as bacteria, viruses, fungi, or parasites enter cells and tissues in the body and cause disease.

Jun 12, 2025 · Infection control prevents or stops the spread of infections in healthcare settings. Healthcare workers can reduce the risk of healthcare-associated infections and protect …

Sep 19, 2025 · An infection occurs when a microorganism — such as bacteria, fungi, or a virus — enters a person’s body and begins multiplying.

Apr 8, 2025 · Symptoms of infectious diseases vary depending on the cause of the infection. But they often include fever and tiredness. Rest and home remedies may clear up mild infections. …

Sep 20, 2022 · An infection occurs when a pathogen or microorganism invades the body and multiplies. Learn more about the types and treatments for infections here.

If you have an ongoing infection, frequent follow-ups with your provider can help ensure your condition doesn’t worsen. You should also talk to your provider if you plan to travel outside of …