I believe healthy eating is hard because it's often in tension with the three other things we typically care about when eating: taste, price, and convenience. When we're choosing what to eat, healthy food may not be the tasty, cheap, or convenient option. How can we prevent this tension between healthiness and the other factors we care about? Another reason healthy eating is hard is that we are normally forced to choose whether to make the healthy choice (or not) over and over again eac...