From an analysis of 100 best practices put together by committees in internal medicine, Groopman and Hartzband discovered that 14 percent were contradicted within a year. Within two years, a quarter of the best practices were contradicted, and by five years, almost half of the rules were overturned.
This was going to be a screed about the post office's one size fits nobody policies, but when I tested that link up above, I saw an amazing video, and now I want to share it with you. Hint, he's saying, "bah."
And even though, you aren't seeing what you think you are, scientists can still look over your shoulder and see what you think you're seeing.