(Aging Untold) - Grabbing the "fat-free" option at the grocery store feels like the responsible choice, especially as we get older and start paying closer attention to our heart, our weight and our cholesterol.

But Dr. Rhea Rogers, a board-certified physician, explains why that label can be misleading - and what to check instead.

The biggest misconception about "fat-free" "People think that fat-free is healthy. And really, fat free does not mean that it's problem free," Rogers said.