For 10% of colorectal cancer patients, hereditary factors play a role, with higher percentages among younger patients.

A genetic test may one day predict a child’s risk of obesity in adulthood, paving the way for early interventions. Certain genetic variants can affect how a person’s body stores fat or make them more ...

As prenatal genetic testing becomes more common, experts explain what these tests can and cannot predict, how parents should ...

Genetic testing plays an important role in cystic fibrosis screening and diagnosis. It can help determine if a person has cystic fibrosis or carries gene mutations that cause it. Other tests can also ...