The surprising dangers of CT scans and X-rays

Patients are often exposed to cancer-causing radiation for little medical reason, a Consumer Reports investigation finds. Researchers estimate that at least 2 percent of all future cancers in the U.S.—approximately 29,000 cases and 15,000 deaths per year—will stem from CT scans alone. Even some standard X-rays, which expose you to much smaller amounts of radiation, can pose risks if you undergo multiple ones. Read more here.