Posts Tagged ‘measurement’
January 26, 2025 — The most pervasive way of thinking about obesity is to simply regard it as “a diet-related disease.” But a new paper in Nature Food suggests we may be misleading ourselves. That’s because of a fundamental problem in the data that links patterns of diet to obesity and health. An impressive collection of scientists examined the […]
January 22, 2025 — One of the most important shifts in the approach to obesity in recent years has been an increased focus on the lived experience with this disease. One result has been the identification of food noise as a subjective experience that greatly affects the quality of life for many people living with obesity. Now, new research […]
January 31, 2022 — Across four millenia, alchemists sought to purify common materials and transform them into gold. In a possibly similar quest, Zachary Ward and Steven Gortmaker wish to assure us they have a reliable method for correcting the errors in data on self-reported height and weight. In other words, it’s no big deal if we don’t have […]
January 20, 2022 — After four decades of agitation about childhood obesity it seems like we might safely assume that scientists can measure and track it with confidence. But it turns out that this is not exactly true. Why? Because of flaws in something called the BMI z-score. Body fat quite normally changes in children with age. What’s healthy […]
September 6, 2017 — When it comes to BMI, everyone is a hater. Even so, most people are content to keep using it as an easy number to screen adults for obesity. But for kids, everyone knows BMI just doesn’t work. In Pediatrics this month, Bill Dietz describes “widespread agreement” that BMI scores for kids with severe obesity are […]
May 27, 2017 — Is that electronic leash on your wrist really doing anything? Can you rely upon fitness trackers for good information? A pair of recent studies add to the reasons you might doubt it. Heart Rate, Yes; Calories Burned, No Researchers from Stanford tested seven fitness trackers and published their result in the Journal of Personalized Medicine. […]