X-rays and CT scans have revolutionized medicine. Doctors can look inside the body and diagnose diseases even before people feel ill. But medical imaging that uses radiation comes at a cost. A new ...

Do CT scans raise your risk of cancer? A new study weighs in. Radiation is everywhere—in the air we breathe, the water we drink, the walls of our homes and offices, emanating from microwaves, at the ...

Rebecca Smith-Bindman, a professor at the University of California-San Francisco medical school, has spent well over a decade researching the disquieting risk that one of modern medicine’s most ...

Radiation is everywhere—in the air we breathe, the water we drink, the walls of our homes and offices, emanating from microwaves, at the dentist, and at the doctor if we break a bone. And we’re told, ...