Mississippi State center Jarvis Varnado has been released from a north Mississippi hospital after a battery of tests failed to show why he fell ill. Varnado became nauseous during a workout Monday and was taken in for tests. He ended up staying overnight when doctors were unable to complete their examination. Further tests Tuesday failed to show why Varnado became ill. University spokesman Gregg Ellis says Varnado can return to practice in "a couple of days.