We're kicking off 2018 right — by analyzing the hottest health and beauty trends! Charcoal masks and vitamin IVs? We put them to the test! Then, REJOICE! Nutrition expert Dave Zinczenko explains what "super carbs" are and how they can actually help you LOSE weight. (Sign us up!) Plus, we're getting it straight from the horse's mouth — what pediatricians tell their friends. And Rach is whipping up not your average salad — the Nacho Average Salad!