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When you buy a car with a six-cylinder engine, you expect to get six cylinders. When you buy a dress in a size 10, you expect a size 10. And when you buy a burger at a fast-food joint that's listed on the menu as containing 500...
Even a restaurant whose published numbers are accurate down to the last calorie still may not give customers a truly realistic sense of what they're consuming. Every item on the menu, after all, has a separate calorie count, but many people pay attention mostly to the main course, piling...
Meet the Epigenome The answer lies beyond both nature and nurture. Bygren's data - along with those of many other scientists working separately over the past 20 years - have given birth to a new science called epigenetics. At its most basic, epigenetics is the study of changes in gene activity...
The good news: scientists are learning to manipulate epigenetic marks in the lab, which means they are developing drugs that treat illness simply by silencing bad genes and jump-starting good ones. In 2004 the Food and Drug Administration (FDA) approved an epigenetic drug for the first time. Azacitidine is...
When Pembrey, Bygren and Golding looked at the sons of those 166 early smokers, it turned out that the boys had significantly higher body mass indexes than other boys by age 9. That means the sons of men who smoke in prepuberty will be at higher risk for obesity and...