Imperial Tobacco Canada destroyed up to 60 early studies that linked cigarettes to addiction and carcinogens, according to a review published Wednesday in the online Canadian Medical Association Journal. The internal studies, done from 1967 to 1984, were destroyed in 1992 on orders from head office at British American Tobacco in the United Kingdom to avoid “exposing the company to liability or embarrassment,” the authors of the revi ... Jump to full article >>

CHICAGO (Reuters) – Smoking bans in public places can significantly reduce the number of heart attacks, two U.S. research teams reported on Monday. One team found smoking bans in the United States, Canada and Europe had an immediate effect that increased over time, cutting heart attacks by 17 percent after the first year and as much as 36 percent after three years, they reported in the journal Circulation. A second team found such bans reduce ... Jump to full article >>