*2.4.2 Smoking and drug use in adolescence*

US centres for disease control in 2012 report, on adulthood and tobacco use, disclosed that 9 out of 10 adult smokers started smoking before 18 years of age [16]. It produces a remarkable influence on risk of having periodontal disease. Therefore health professionals should utilise regular questioning and furnish particulars to the young patients regarding the bad effects of smoking on periodontal health. Regular Smoking corresponds with gingival inflammation and repeated bleeding on probing [17]. It is important to identify history of smoking and seek to reduce the risk of significant impact of smoking on periodontal health.
