My wife, my 2 kids and I jad nothing but pizza. we all had varying symptoms of diarrhea abdominal pain severe nausea and vomiting. My son also had a rash (probably from the abdominal viral illness) that's the only source we thought is possible after calling the hospital As explained above the whole family had symptoms. I had sever abdpminal pain, severe nausea and vomiting, general malaise and feeling of extreme tiredness. My wife had diarrhea, general tiredness, fever and abdominal pain. My son complained of abdominal pain, diarrhea and vomiting. My daughter who ate the least amount only had a diarrhea.