Going up a skirt size over a period of 10 years between your mid 20s and mid 50s is linked to a 33% greater risk of developing breast cancer after the menopause, finds a large observational study published in BMJ Open. Overall weight gain during adulthood is known to be a risk factor for breast cancer, […]
Gun deaths twice as high among African Americans as white citizens in US
Gun deaths are twice as high among African Americans as they are among white citizens in the US, finds a study of national data, published in the online journal BMJ Open. But the national figures, which have remained relatively steady over the past decade, mask wide variation in firearms deaths by ethnicity and state, the […]
Plain cigarette packs don’t hurt small retailers or boost trade in illicit tobacco
Plain packs for tobacco products don’t hurt small retailers, flood the market with very cheap cigarettes, or boost the trade in illicit tobacco, finds research on the early experience of the policy in Australia, and published in journal BMJ Open. The findings suggest there is no evidence for these particular arguments against the policy, put forward […]
BMJ Open now publishes cohort profiles
BMJ Open currently publishes articles reporting research results or study protocols. We have now expanded our scope to include cohort profiles, articles that describe major, ongoing research cohorts. What’s the difference between a protocol, a cohort profile and a research paper? Detailed information about cohort profiles is in our instructions for authors. In brief, cohort […]
Anal sex between young men and women often seems coercive and painful
Anal sex between young men and women often seems coercive and painful, suggests research published in BMJ Open. Feedback from young people reveals an oppressive culture around anal sex, with some young men apparently neglecting or not caring about young women’s consent or pleasure – both when they have anal sex and when they talk […]
Cheese still laden with salt, despite many products meeting reduction targets
The salt content of cheese sold in UK supermarkets remains high, despite many products meeting the recommended government targets on salt reduction, finds research published in the online journal BMJ Open. And salt content varies widely, even within the same type of cheese, the findings show, prompting the researchers to call for much tougher targets […]
Prediabetes, PoTS and Portuguese physicians: most read articles in June
Several new papers made our top ten this month including Mainous et al.’s study on the prevalence of prediabetes in England, and McDonald et al.’s paper on postural tachycardia syndrome predominantly affecting young women. Other popular papers were the recently published paper from Krüsi et al., which explores the effects of criminalisation and policing of […]
Premature newborn survival 30% higher in high volume neonatal centres
The survival of premature newborns in England is 30% higher in specialist units treating large numbers of neonates, reveals an analysis of national data published in BMJ Open. The advantage is particularly evident for very premature babies born after less than 27 weeks of pregnancy, where the figure rises to 50%, prompting the authors to […]
Poorly understood postural syndrome blights lives of young well educated women
A debilitating syndrome that causes an excessively rapid heartbeat on standing up, predominantly affects young well educated women, and blights their lives, because it is so poorly understood and inconsistently treated, reveals a small study published in the online journal BMJ Open. Postural tachycardia syndrome, or PoTS for short, is a by-product of orthostatic intolerance […]
HIV, prostate cancer and food insecurity: most read articles in May
This month’s most read article was Dahlen et al.’s study on the rates of obstetric intervention and associated perinatal mortality among women who give birth in private and public hospitals. Newly-published papers in the top ten most read include O’Brien et al.’s paper on evidence-informed recommendations for rehabilitation with older adults living with HIV. Also proving popular for another month, was He et […]