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  1. About Infectious Mononucleosis (Mono) | EBV and Mono | CDC

    May 9, 2024 · Learn about mono symptoms, how it's spread, and how to prevent it.

  2. Mononucleosis (Mono or the Kissing Disease) - Cleveland Clinic

    Jan 9, 2024 · Mononucleosis, or infectious mononucleosis (“mono”), is a very contagious viral infection that most commonly affects teenagers and young adults, but it can affect children, as well. Viruses — …

  3. Mononucleosis - Symptoms & causes - Mayo Clinic

    Nov 30, 2022 · This virus is spread through saliva, and you may catch it from kissing or from sharing food or drinks. Although the symptoms of mononucleosis are uncomfortable, the infection resolves …

  4. Infectious mononucleosis - Wikipedia

    Infectious mononucleosis (IM, mono), also known as glandular fever, is an infection usually caused by the Epstein–Barr virus (EBV). [2][3] Most people are infected by the virus as children, when the …

  5. What Is Mono? Signs, Symptoms and Treatments | U.S. News

    Jul 31, 2025 · Mono, or infectious mononucleosis, is a contagious illness most commonly caused by the Epstein-Barr virus, a member of the herpes virus family. (EBV is one of the most common human …

  6. What Are the Stages of Mono and How Long Do They Last?

    Sep 29, 2025 · Mono has a long incubation period, so it can be difficult to pinpoint when the illness actually started. The stages of monoculceosis (mono) include the following: 1 2. These begin after a …

  7. Infectious Mononucleosis - Harvard Health

    Jul 22, 2025 · Mononucleosis is most often caused by the Epstein-Barr virus, though it can be caused by other viruses. Mononucleosis has been nicknamed the "kissing disease." This is because Epstein …

  8. Infectious Mononucleosis - Johns Hopkins Medicine

    Infectious mononucleosis is a type of infection. It causes swollen lymph glands, fever, sore throat, and often extreme fatigue. It’s often spread through contact with infected saliva from the mouth. …

  9. Mononucleosis (Mono): Symptoms, Causes, Treatment - Health

    Dec 5, 2025 · Mononucleosis (mono) is caused by the Epstein-Barr virus, spread through saliva. Symptoms like fatigue, fever, and sore throat can last weeks or months.

  10. Mononucleosis (Kissing Disease): Symptoms, Causes, & Treatment - WebMD

    Apr 30, 2024 · Mononucleosis is an infectious illness that’s usually caused by the Epstein-Barr virus (EBV). It’s also called mono or "the kissing disease." It's commonly spread through saliva. You can …