| − | [[Mumps]] are acute contagious viral illness marked by swelling, especially of the [[parotid glands]].<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#m</ref> | + | [[Mumps]] is an acute contagious viral illness marked by swelling, especially of the [[parotid glands]].<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#m</ref> |
| − | Mumps have been closely correlated to homosexual behavior. According to a study, heterosexuals are less likely to contract mumps. | + | Mumps has been closely correlated to homosexual behavior. According to a study, heterosexuals are less likely to contract mumps. |