BMJ 2007; 334 doi: https://doi.org/10.1136/bmj.39226.566991.BE1 (Published 31 May 2007) Cite this as: BMJ 2007;334:1172

Women who chew betel quids are putting themselves at risk of heart disease. A population study in Taiwan found the prevalence of use was higher in men than women (31% v 2.4%), but there was no significant difference in the prevalence of heart disease between the sexes (American Journal of Clinical Nutrition 2007;85:1229-35, www.ajcn.org). The daily rate of betel use was independently associated with prevalence of heart disease, consumption of 10 quids a day being associated with an odds ratio of 1.37 in women (95% CI 1.1 to 1.6, P=0.003).

Your kitchen worktop may be dirtier than your toilet seat, and your baby's high chair is probably dirtier than the floor it stands on, according to the Hygiene Council's 2007 survey. In fact, the average kitchen surface has about 10 times more bacteria than the toilet seat. A rather disgusting list of statistics reveals that only 3% of British people think the home is a more likely source of infection than public places, and only a third of Brits wash their hands properly after sneezing, handling pets, before eating and handling food, and after using the toilet (www.hygienecouncil.com).

On the basis that magnesium has been suggested as a useful adjunct to postoperative analgesia, researchers randomised …

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