what is infectious mononucleosis caused by
Infectious mononucleosis, also called âmono,â is a contagious disease. Epstein-Barr virus (EBV) is the most common cause of infectious mononucleosis, but other viruses can also cause this disease.It is common among teenagers and young adults, especially college students.At least 25% of teenagers and young adults who get infected with EBV will develop infectious mononucleosis.BV is the most common cause of infectious mononucleosis, but other viruses can cause this disease. Typically, these viruses spread most commonly through bodily fluids, especially saliva.
Infectious mononucleosis, mono, kissing disease, and glandular fever are all terms popularly used for the very common infection caused by the Epstein-Barr virus (EBV). The characteristic symptoms of infection with EBV include fever, fatigue, malaise, and sore throat.The designation  mononucleosis  refers to an increase in a particular type of mononuclear white blood cells (lymphocytes) in the bloodstream relative to the other white blood cells as a result of the EBV infection. The infection can be spread by saliva, and the incubation period for mono is four to eight weeks. 2  Most adults have laboratory evidence (antibodies against the EBV) indicative of a previous infection with EBV and are immune to further infection. 3  The symptoms of mono include: 4  fever, 5  fatigue, 6  sore throat, and.