Apple's making sure its Watch doesn't make the same mistake as Fitbit

Not long ago, Fitbit had some problems with skin irritation, not something you want on a device you're wearing all day, every day.Apple also wants you to wear its watch for most of the day, so it's put a lot of work into making sure the materials used don't affect your skin as much as some of its competitors.According to a new section on the Apple Support site it has run a lot of tests including thousands of material composition tests, thousands of prototypes for trial studies, hundreds of toxic