Loud Sounds of Cicadas Not Harmful to Human Ears: Professor

Cicadas have returned and are making their presence known, but is all of their racket a problem for human hearing? The Vanderbilt University Department of Hearing and Speech tells WTVF the sound of these boisterous bugs can reach between 80 and 100 decibels, and the danger zone is around 85. A professor says their noise is mostly harmless. Inside Edition Digital’s Mara Montalbano has more.