Heart disease, rare only a century ago, is now the most common cause of death worldwide. Many explanations for this meteoric rise have been put forth, but most have fallen well short of explaining how this once rare chronic disease could kill the equivalent of the population of Portland, Oregon each year.
About 25 years ago an English epidemiologist named David Barker found that areas of England with high rates of infant deaths following WWII had high rates of adult death from heart disease 50 years later.