Innocuous accessory worn by millions that holds key to your health... as Apple Watch reveals key clue in disappearance of Nancy Guthrie

From detecting heart rhythm problems, to tracking breathing changes Apple devices are among the market leaders in the health ...

The accessory that could save your life and could be a key clue in the Nancy Guthrie case

From detecting heart rhythm problems, to tracking breathing changes Apple devices are among the market leaders in the health ...