Dr. Randy Wykoff, dean of the college of public health at East Tennessee State University, has presented on public health issues in the Tennessee General Assembly every year for 12 years. During that time, he has followed Tennessee's having dropped from the top 10 to the bottom 10 in America’s Health Rankings for child immunizations. 

In the 2013 ranking, produced by the United Health Foundation, Tennessee was tenth in the nation, with 73.1 percent of children aged 19 to 35 months immunized. The 2023 report measured 67.8 percent vaccinated by the age of 24 months, ranking 41st in the nation.