Cohort study: 43396 Swedish women, aged 30-49 years
Study time: average of 15.7 years
Journal: British Medical Journal
Conclusions: Low carbohydrate-high protein diets, used on a regular basis and without consideration of the nature of carbohydrates or the source of proteins, are associated with increased risk of cardiovascular disease.
The study also indicates that the risk increases the more protein and the less carbohydrates are consumed. Please read the article here to get the details: http://www.bmj.com/content/344/bmj.e4026