Milwaukee Health Department

Paul Kane, getty images

Dr. Geoffrey Swain says, for the most part, people here are worrying needlessly.

All summer long, the Milwaukee Health Department is partnering with UWM's School of Public Health to test if it's safe to swim at Bradford, McKinley and South Shore beaches.

Alex E. Proimos, Flickr

So far, there have been 27 confirmed cases of mumps across Wisconsin this year with four of them being in Milwaukee.