“…It has also been suggested that social mores have undergone ''de construction'', which may have limited drug use in the past (United Nations International Drug Control Programme, 1997;Flay et al, 1998;Hu et al, 1998). A longitudinal study of adolescent smokers found that they had more respiratory and other health problems than non-smokers, a greater likelihood of regarding their health as due to chance, played less school sport, were more likely to have parents who sought assistance for their child's problems, greater use of alcohol, and more contact with police (Stanton et al, 1995).…”