Before revision: A 2011 meta-analysis in the Journal of the American Medical Association found that each additional hour of sexual activity per week resulted in an increased risk of 2–3 myocardial infarctions and one sudden cardiac death per 10,000 person-years.
After revision: SCDA 2011 meta-analysis in the Journal of the American Medical Association found that each additional hour of sexual activity per week resulted in an increased risk of 2–3 myocardial infarctions and one sudden cardiac death per 10,000 person-years.