Information about marijuana seems to change almost daily. A controlled and illegal substance under federal law, marijuana has been legalized in several states and others are considering legalization, sending conflicting messages about its legality. Studies show some health benefits from marijuana when used under the supervision of a doctor—but what about the health effects of recreational use? Weed can be very harmful physically and psychologically, especially for developing bodies. Is marijuana addictive? Is synthetic marijuana the same as natural marijuana? If you've tried using weed or are considering it, what questions should you ask yourself to make the right choice for you? Weeding Through the Facts on Weed provides both the questions and answers you need to make a smart decision about marijuana.