Take a puff of nicotine for the first time, and your DNA plays an important role, alongside social and environmental factors, in shaping what happens next. In recent years, scientists have identified ...

In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...

New findings could partially help explain why some people appear to lose weight more quickly than others while taking the ...

The future of personalized medicine is rapidly becoming a reality, powered by advances in genetic testing and healthcare. Once limited to research labs, genetic insights are now transforming how ...

Scientists are discovering that our tendency to develop certain phobias might be written in our DNA before we even encounter the things that terrify us. Evidence from twin studies suggests that ...