Every week there is another health pronouncement saying what is now good for you and what is going to kill you. Unfortunately, the “what” is often interchangeable — what was supposed to kill you last week is now suddenly good for you or vice versa.
Foods, supplements, and activities, all studied extensively and determined to be either good or bad, then subject to a new study, with the opposite conclusion. How can this be? Is the science that fickle? Or is this lousy research?