Nationally, the following illnesses are trending up: Gastroenteritis ("Stomach Flu"), Lyme Disease, Otitis Media (ear infection), Strep Throat or Tonsils, Croup, Conjunctivitis, and Common Cold & Cold Symptoms. Gastroenteritis ("Stomach Flu"), Otitis Media (ear infection), and Conjunctivitis are at a high level across the nation and no illnesses are at a very high level.