Most everyone has probably heard that sodas are not the healthiest drinks in the world, however, runners should also check their sports drinks. Today, many brands of sports drinks include an additive called Brominated Vegetable Oil (BVO). Just a little background information for you; BVO is commonly used as a flame retardant in household furniture such as carpets, rugs, couches, upholstered furniture. Studies on this substance have revealed that it can cause reproductive damage in rats. BVO is banned in certain European countries and Japan. It’s always a good idea to check the label of your favorite sports drink, especially if you consume large quantities every day.