On Today’s show: Could your favorite summer salad be making you sick? Dr. Jeffrey Barke —America’s Real Doctor— is back with another edition of Mastering Your Health to explain everything you need to know about Cyclospora, the sneaky parasite that can turn a great summer into a miserable one. Then, trendspotter Marian Salzman joins us to reveal what a new national poll says Americans really value as the country's 250th birthday approaches. We'll also serve up some sweet peach trivia, uncover the surprising origin of the ice cream sandwich, and explain why Texas wine grapes are headed to outer space. Plus, don't miss the simple food safety tip that could save your leftovers—and your stomach!