> That and the Apple Watch is on the wrist, which could introduce artifact to the ECG. If patent filings are a guide[1], Apple are aware and have been investig

> That and the Apple Watch is on the wrist, which could introduce artifact to the ECG. If patent filings are a guide[1], Apple are aware and have been investigating options for user-friendly additional sensors elsewhere on the body. Whether it comes to market is another matter, of course. [1] http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=11083383 http://patft1.uspto.gov/netacgi/nph-Parser?patentnumber=1108...