This article gives a thorough introduction to the problem that causes many millions of people to die prematurely every year: unhealthy foods, unhealthy food choices and the therefrom resulting unheatlhy lifestyles of billions. Social policy needs to tackle this problem to ensure the prevention of premature/preventable losses of lives of many millions, as well as the problem of financial collapse of governments that result from a combination of factors, among which healthy foods and healthy lifestyles, or the lack thereof,&nbsp; are monumentally desicive (apart from population decline, climate change, etc.). Social policy needs to focus to the utmost degree on healthy foods, healthy and happy lives. <br>