Stomach bugs surging as doctors say certain travel essentials could save your trip

Stomach bugs can quickly turn a dream vacation into days spent in a hotel room, but doctors say packing a few key essentials can help keep your summer or fall trip on track.Gastrointestinal illnesses caused by bacteria, viruses or parasites commonly trigger nausea, vomiting, diarrhea and stomach cramps, according to the Centers for Disease Control and Prevention (CDC).The agency says travelers' diarrhea, usually caused by bacteria, is the most common travel-related illness. WHY A BLOWN-OUT