What is fifth disease ?     Fifth disease is caused by the human parvovirus B19 . This contagious infection can be spread through coughing, sneezing or bodily fluids. This infection

What is listeriosis ?   Listeriosis is a serious but rare infection that is caused by the  bacterium Listeria monocytogenes.  This food borne infection can be fatal for pregnant women

What is  toxoplasmosis ?   Toxoplasmosis is an infection caused by the microscopic parasite Toxoplasma gondii . It is a very common parasite and more  than 60 million people in the United

What is trichomoniasis ?   Trichomoniasis is a very common sexually transmitted disease which is caused by  a protozoan parasite called  Trichomonas vaginalis.  Most people who have this parasite cannot