Unexplained loss of appetite, fatigue, irritability, or headache Unexplained fatigue, aches, or cold/flu-like symptoms Eye infections (such as Pink Eye) Unexplained rashes or any rash that is not confirmed by doctor to be non-contagious Known or suspected communicable diseases (measles, chicken pox, pink eye, hand foot and mouth, etc.) Ear infection Nausea, vomiting and/or diarrhea in the last 48 hours