The US FDA yesterday sent out a consumer update about power toothbrushes, citing incidents with the Arm & Hammer Spinbrush, or the Crest Spinbrush as it was called before 2009. “It’s important that consumers know how to avoid the risks associated with using the Spinbrush,” said Shumaya Ali, M.P.H., a consumer safety officer at the Food and Drug Administration in the release from the agency. “We’ve had reports in which parts of the toothbrush broke off during use and were released into ...