Florida's number of official Covid-19 cases in children has more than doubled over the past month, data from the state showed Tuesday. Covid-19 cases among children also spiked across the country during roughly the same period. In Florida, the total number of cases in children 17 and under rose from 16,797 on July 9 to 39,735 on August 9 -- an increase of 137%, according to Florida Department of Health data. Covid-19 hospitalizations among children in Florida rose from 213 to 436 during that same period, a 105% increase. Deaths among children rose from four to seven in Florida during that period.