A mammogram produces 4000 times more radiation than an airport security scan. An abdominal CT scan produces 200,000 times more. Are Americans getting too much of a good thing? We look at the medicine and the money. Also, troops respond with violence as thousands take to the streets in Syria, and the drop in unemployment. Is it because of more jobs or fewer people looking for work?
Banner image: A CT technologist looks on as a breast cancer patient runs through a CT scan at the UCSF Comprehensive Cancer Center in San Francisco, California. Photo: Justin Sullivan/Getty Images