Lily Grasso's parents say they were stunned to get a letter from the Collier County, Florida, Health Department telling them their daughter is "at risk" because of her weigh. The letter came after a mandatory health screening at her school. Lily, 11, is 5 ft. 3 in. and 127 pounds and an avid volleyball player, according to her parents. Health department officials acknowledge that body mass index measures may not accurately measure whether athletic people are overweight.