"In fact, hookah use can also impair cardiac functions, and lead to cancers of the esophagus, mouth, lung, stomach, and decreased fertility. All the harmful effects associated with cigarettes are very much prevalent with the hookas too," Sharma told IANS. Sudhir Khandelwal, head of the psychiatric department at AIIMS, said every form of tobacco consumption such as hukkah, inhaling and the pan causes the same damage that chewing tobacco does.