Earlier today I had the opportunity to host a webcast on heart-healthy grocery shopping and dining out. One of the questions submitted by one of the MyHeart Challenge: Play at Home Edition contestants was, "During the week I often grab granola bars, crackers, pretzels for snacks. I'm realizing that I'm eating too many carbs. What are some healthy alternatives I can buy to grab when I'm on the go?" Here are some great tips for snacking on the go.