If you thought SMSes were just plain irritating and never do any good you need to give it a rethink. A six-month study has found that more than 11 per cent of smokers quit smoking after receiving interactive and persuasive text messages on their phone. The subjects remained smoke-free at the end of a six-month study as compared to just five percent of controls according to researchers at George Washington University. 'Text messages seem to give smokers the constant reminders they need to stay focused on quitting' said Lorien C. Abroms lead author of the study. Text-messaging programmes like 'Text2Quit'