More than 20 inmates of the Kasturba Gandhi Balika Vidyalaya (KGBV) at Manchukonda in Khammam urban mandal reportedly fell sick due to viral fevers on Sunday. According to sources, the students complained of high fever, cough, cold and other complications in the morning. A medical team from the Primary Health Centre rushed to the institution. The team conducted diagnostic tests and rendered medical aid to the ailing students.