‘It’s not cool’: ‘Cinnamon challenge’ prank can scar lungs, lead to emphysema, study finds Posted on April 30, 2013 by Dr. Imani Ma'at under Building Self-esteem in Teens, Life choices, Peer pressure Please spread that word to young people in your life that this is very dangerous for their health and definitely not coo! Share this:EmailTwitterFacebookPinterestLike this:Like Loading... Related