ANN ARBOR—We’ve all been there: We eat an entire sleeve of fat-free, low-calorie cookies and we’re stuffing ourselves with more food 15 minutes later. (more…)
Taking in too many calories far outweighs getting too little exercise as a cause of obesity, according to a study of a hunter-gatherer society co- authored by Yale anthropologist Brian Wood and recently published in the July issue of the journal PLoS One.
Using state-of-the-art technology to measure the daily energetic expenditure of the Hazda, a foraging people of Tanzania, Wood and co-authors Herman Pontzer (Hunter College) and David Raichlen (University of Arizona) discovered that even though these last remaining hunter-gatherers in Africa are quite physically active, they expend on average no more calories in a day than the adult population of the industrialized world. Given the total lack of obesity among the Hadza, whose average daily calorie consumption is far lower than that found in the developed world, the researchers concluded that increased caloric intake is the main source of rising obesity in Western populations. (more…)
Children as young as age 2 are seeing more fast food ads than ever before, and restaurants rarely offer parents the 
healthy kids’ meal choices, according to a new study from Yale’s Rudd Center for Food Policy & Obesity. The new evaluation, the most comprehensive study of fast food nutrition and marketing ever conducted, shows that fast food marketers target children across a variety of media and in restaurants. In addition, the study finds that restaurants provide largely unhealthy defaults for the side dishes and drinks that come with kids’ meals. The detailed findings of this study will be presented in Denver today during the American Public Health Association’s annual meeting. (more…)
In Canada, in stark contrast with the rest of the world, wealthy men increase their likelihood of being overweight with every extra dollar they make.
