He said the drug addicts were involved in street crimes and other incidents.
LONDON: Scientists have found that smoking a pack a day of cigarettes can cause 150 damaging changes to a smoker's lung cells each year. The findings come from a study of the devastating genetic damage, or mutations, caused by smoking in various organs in the body. Publishing in the journal Science on Thursday, the researchers said the findings show a direct link between the number of cigarettes smoked in a lifetime and the number of mutations in the DNA of cancerous tumors. The highest mutation rates were seen in…