A reanalysis of twin data from Denmark and Sweden suggests that how long we live now depends roughly equally on the genes we ...

Is Obesity Genetic or Environmental? Get All the Details This article was reviewed by Lynn Marie Morski, MD, JD. Key ...

New twin‑study research finds that, after removing deaths from accidents and infections, genes account for about 50% of human ...

How much do your genes determine how long you'll live? It's a question that fascinates us, and one that's been debated for ...

Many factors influence how long you live, such as diet, exercise, smoking, drinking, environment and other variables. It also ...

New study in Science suggests genetics might account for 50-55% of human lifespan, a significant shift from previous beliefs.

A recent study published in Science challenged this trend, revising the estimate upward to about 50% by accounting for ...

Twin studies can help geneticists determine whether some trait or condition is caused by the environment, or by genetics. Since identical twins carry basically the same genome, if a trait is due to ...

Environmental factors such as lifestyle and the medications you take influence the effects your genes have on your body — and can clarify how diseases develop. When you purchase through links on our ...

Your surroundings may influence your social behavior more than you realize. New research from the Brain Research Institute at ...

Most clinicians still underestimate the degree to which genetic factors shape personality traits and personality development. This is not controversial within behavioral genetics, but it remains ...

U.S. Secretary of Health, Robert F. Kennedy Jr., has expressed views on the causes of autism that clash with scientific evidence. With statements like "genes don't cause an epidemic," he emphasizes ...