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Health Topics and Alerts

Influenza: Please also see our Flu/H1N1 link on the left

Influenza, also known as the flu, is a contagious disease that is caused by the influenza virus. It attacks the respiratory tract in humans (nose, throat, and lungs). Influenza usually occurs during the months of November through April. 

Link to CDC website:    http://www.cdc.gov/h1n1flu/

Link to WHO website: http://www.who.int/csr/disease/swineflu/en/index.html

Common Cold

A cold virus can attack and multiply in cells that line the nose and throat. You can catch a cold if you touch your eyes or nose after touching the hand of an infected person or touching a hard surface shortly after an infected person touched it.

Hepatitis B

Hepatitis B is a viral disease caused by the Hepatitis B virus (HBV) that attacks the liver. It is a serious illness that can cause lifelong infection, cirrhosis (scarring of the liver), liver cancer, liver failure and death.

Meningococcal Disease

Meningococcal disease is quite rare but can be life threatening. The bacteria causing the disease Neisseria Meningitides , can cause meningitis and septicemia (blood poisoning). This particular bacterium is only one possible cause for meningitis (an inflammation of the membranes surrounding the brain and spinal cord).


Mononucleosis (mono) is an illness caused by infection with a virus. The Epstein Barr Virus (EBV) is the usual cause of infectious mono. Infection with other viruses, like the cytomegalovirus (CMV) can also produce a mono-like illness. Mono is an illness mainly of adolescents and young adults. Generally, people only get mono once.


TB, or tuberculosis, is a disease caused by bacteria called Mycobacterium tuberculosis. The bacteria can attack any part of your body, but they usually attack the lungs.

Avian Flu

It is a form of the flu (influenza) virus that usually only infects birds and sometimes infects pig.

This is published with permission from Marquette University.