Advice People Will Take
"What's more, we noted very good compliance and a positive response from participants during the four-week period."
I was struck long ago, reading the literature on whether large doses of vitamin E were or were not good for you, with the prejudice among some medical writers against anything that's easy to do--"popping pills" instead of regular exercise, for instance. As this example suggests, they have it backwards. If you find things good for people that they actually like doing, they are much more likely to do them. Even I could be persuaded to eat pistachios on a regular basis—for the good of my heart, of course.