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  1. Infection - Wikipedia

    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 of infectious …

  2. Infection: Types, causes, and differences - Medical News Today

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

  3. Infectious Diseases: Types, Causes & Treatments

    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 the country you …

  4. Infectious diseases - Symptoms & causes - Mayo Clinic

    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. But other …

  5. Infection Symptoms: Signs of Common Bacterial and Viral Infections

    Sep 7, 2025 · An infection is the invasion of the body by a disease-causing organism called a pathogen. Infections can be caused by a wide range of pathogens, including bacteria, viruses, fungi, and …

  6. How Infection Works - What You Need to Know About Infectious …

    Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease, which typically happens in a small proportion of infected people, occurs when the cells in …

  7. What Is an Infection? Causes, Types, Symptoms & Treatment ...

    What Is an Infection? An infection is a condition caused by harmful microorganisms such as bacteria, viruses, fungi, or parasites invading the body. These pathogens disrupt normal bodily functions and …

  8. Signs of Infection: Symptoms and Treatments - Healthline

    Jan 28, 2019 · If you suspect that you have a bacterial infection, make an appointment with your doctor. The sooner you get treatment, the sooner you can feel start feeling better.

  9. Home | Infection - Springer

    Infection is a peer-reviewed journal dedicated to presenting and discussing clinically relevant information on infectious diseases globally. Covers etiology, pathogenesis, diagnosis and treatment of infectious …

  10. What Are the 4 Types of Infections? - MedicineNet

    Infection occurs when germs enter your body and multiply, resulting in disease. The four main types of infections are viral, bacterial, fungal, and parasitic.