Yes, it contains alcohol and can be very harmful in large doses, it will hurt your organs such as your liver and other digestive organs. You can drink a bit of beer at a time, don't be put right off it, but drink responsibly.
Yes! Its bad! Its alcohol and it slowly but surely can kill you if you overdoes and drink bottles everyday. Your not getting nutriten (Bad speller okay?) from it and your body needs it. It effects your brain as well, don't drink it! Stay alive longer! :)