Tag: environment

What Do You Know About Heritability?

Nature vs. nurture is a question scientists and non-scientists alike have grappled with since the earliest days of human history. One concept we use to describe these two complementary forces is "heritability", or the proportion of variation in the development of a disease or trait in a population that's due ...

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SNPwatch: Eating Veggies Can Decrease Genetic Risk for Heart Attack

For some, eating a doughnut every morning is a recipe for heart attack. For others, the doughnut doesn’t seem to matter—it’s almost as if certain individuals can’t get heart disease even if they try. The flip side is that people who are predisposed to heart disease can make lifestyle changes, in this example ...

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SNPwatch: Four More DNA Variations Linked to Testicular Cancer

British researchers have identified four new genetic variants that may influence a male's risk for testicular cancer.  These results, published recently in the journal Nature Genetics, along with variations in three genetic regions previously identified by the same group, are beginning to shed some light on ...

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SNPwatch: Do These Genes Make Me Look Fat? It Depends on What You Eat

We all know people struggling with weight issues. Maybe they’re overweight and can’t seem to lose the pounds no matter what new diet or exercise regime they try. Or, maybe they’re underweight and have a hard time bulking up no matter how many donuts they consume or weights they lift. Clearly, there’s more to ...

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Researchers Look To The Future Of Obesity Genetics

Editor’s note: Pending an FDA decision, 23andMe no longer offers new customers access to health reports referred to in this post. Customers who purchased prior to November 22, 2013 will still be able to see their health reports, but those who purchased after that time will not. Those customers will have ...

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SNPwatch: Genetic Variations That May Affect Testicular Cancer Risk Identified

SNPwatch gives you the latest news about research linking various traits and conditions to individual genetic variations. These studies are exciting because they offer a glimpse into how genetics may affect our bodies and health; but in most cases, more work is needed before this research can provide ...

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Environment, Not Genes, Key To Increasing Disease Rates

Type 1 diabetes is on the rise in European children, says a new report. Researchers studied type 1 diabetes data collected between 1989 and 2003 at 20 centers in 17 European countries. Their results, published online yesterday in the Lancet, show that more children, especially younger children, are being ...

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It’s Not Genes or Environment, It’s Genes AND Environment

A good diet and plenty of exercise are important for maintaining a healthy weight, but they’re not the whole story. Studies have shown that there’s a substantial genetic component to body mass index. Research published today in Archives of Internal Medicine demonstrates, however, that in people with a ...

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