Does smoking pot cause man boobs?

... 23,000 people underwent surgery to correct the condition. According to the American Society for Aesthetic Plastic Surgery (ASAPS), it was the fifth-most common cosmetic surgery in men. Gynecomastia is caused by a hormone imbalance between ...

http://www.cnn.com/2013/12/05/health/youn-pot-moobs/index.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+rss%2Fcnn_health+%28RSS%3A+Health%29