Learn about B.1.1.7, a new coronavirus strain responsible for a majority of COVID-19 infections in the United Kingdom, and what it means for transmission.

Researchers found that people who live beyond 105 years tend to have a unique genetic background that makes their bodies more efficient at repairing DNA.

Thanksgiving is also National Family Health History Day. Here are some tips for collecting health information from your loved ones.

Black lung disease is increasing in both incidence and severity in the U.S. Explore the definitions, statistics, treatment, prognosis, and prevention.

A second primary cancer is a new, unrelated cancer in someone who has previously had cancer at any time. Learn about the incidence and possible causes.

A genetic predisposition to cancer means that a person has a greater than average susceptibility. Learn the definition, meaning, testing, and examples.

DiGeorge syndrome is a rare genetic disorder caused when part of chromosome 22 is missing, causing heart defects, intellectual disability, and other signs.

The Delta-Omicron hybrid variant is rare, and it likely has the same disease severity as Omicron and Delta.

Autoinflammatory diseases are caused by gene mutations that cause the immune system to malfunction. They cause fevers and systemic inflammation.

Genetic resistance testing is used at the start of therapy and after treatment failure to help select your HIV drugs based on the types of virus you have.