Studies show obesity may soon overtake tobacco as the leading cause of death in America. Who Else Could Use Healthy Eating. You've been putting it off too long. Hey, everyone needs to lose weight from time to time. You're no different. The world is over-saturated with temptation. With a McDonalds or Burger King on every corner, how is one supposed to keep the weight off? And now that technology has become so advanced, we're starting to have less and less opportunity for physical activity.