Some interesting new studies: Should you take aspirin to prevent heart attacks? Do statin medications cause diabetes? Does marijuana smoking cause lung disease?
This week has been really interesting in the medical journals. Although I often question the relevance of population based medical research to guide treatment of individuals, large trials are excellent for helping us question widely held beliefs. Since doctors are often unreasonably convinced that they are right, studies that make us question ourselves are valuable. Last year when reviewing recommendations of the US Preventive Services Task Force and looking at the studies on which these recommendations were based, I began to recommend regular use of aspirin for men over the age of 45 and women over the age of 55 to prevent heart attacks. This month an article came out in the Archives of Internal Medicine that showed that for patients without heart disease, there was no decrease in mortality with regular aspirin use and that the reduction in risk of heart attack and stroke is really quite small. Risk of bleeding related to taking even a baby aspirin is significant. This only l...