Imagine a GPS-type system that maps the heart. That’s the technology that heart surgeons are increasingly using to navigate the heart and its chambers, reducing radiation from X-rays in the process.

Dr Rajjit Abrol (University of Texas Southwestern, Dallas) and associates noted that many factors influence the extent of radiation exposure during procedures and that standard protective measures may ...

People who undergo radiation-based tests and procedures after a heart attack may have a heightened risk of developing cancer down the road, a study published Monday suggests. Researchers found that ...