Don't lie — that balance board at the gym has always intrigued you, but you've never been sure exactly how to use it. Luckily, Shape is here to show you how it's done — and why a balance board just might be the upgrade your workout needs.Speaking of upgrades, this simple tweak will turn your basic plank into a major workout for the obliques, too.Whether you're on the gluten-free bandwagon or roll your eyes at the trend, read this . We sat down with an expert to bust the most widespread gluten myths, once and for all.We don't know what's worse — the 11 a.m. slump or the 3 p.m. slump. Luckily, these tips will keep you feeling energized all day.Hate cooking when it's hot out? You need to have these six recipes in your arsenal — all you need for them is a slow cooker, which won't heat up your kitchen.