First impact factor announced: 1.583

  BMJ Open’s first impact factor has been announced: 1.583. We are delighted to have this further evidence that BMJ Open is considered a journal of credible, valued research. Does a journal’s impact factor matter? In short – yes. When we surveyed our authors earlier this year, we asked what improvements we could make to […]

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Every 10 tobacco ad sightings boost teens’ risk of starting to smoke by almost 40 per cent

Tobacco ads really do persuade teens to take up smoking, with every 10 sightings boosting the risk by almost 40 per cent, reveals research published in BMJ Open. The researchers base their findings on over 1300 ten to 15 year old non-smokers whose exposure to tobacco advertising and subsequent behaviour were monitored over a period […]

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Bed sharing, obesity and social media: Most read articles in May

  The most-read article in May was Carpenter and colleagues’ article on bed sharing with non-smoking parents and the risks of SIDS, which received widespread press coverage. Still proving popular,was Küster et al‘s study highlighting the dangers of consuming over the counter analgesics before running a marathon which was also covered in the press in the run-up to the […]

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Baldness, marathon running and lower back pain: Most read articles in April

  The most-read article in April was Yamada and colleagues’ analysis of male pattern baldness and coronary heart disease, which received widespread press coverage. Also popular was Küster et al‘s study highlighting the dangers of consuming over the counter analgesics before running a marathon which was also covered in the press in the run-up to the London […]

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