Genetics

Married couples with common ancestry also share similar genes

When two married people appear similar, it isn't necessarily a coincidence, but may be related to the tendency to marry someone with the same ancestry; a trend that can have important effects on the genetics of different ...

Alzheimer's disease & dementia

Study finds prolonged sleep may predict dementia risk

Data from the Framingham Heart Study has shown that people who consistently sleep more than nine hours each night had double the risk of developing dementia in 10 years as compared to participants who slept for 9 hours or ...

Genetics

Epigenetic factors linked to obesity-related disease

Obesity has been linked to "letter" changes at many different sites in the genome, yet these differences do not fully explain the variation in people's body mass index (BMI) or why some overweight people develop health complications ...

Genetics

Will unanticipated genetic mutations lead to subsequent disease?

A study published Nov. 9 in the journal Science Translational Medicine is the first to show that mutations in certain cancer and cardiovascular genes put individuals at an increased risk for dominantly inherited, actionable ...

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