The Fitbit is no longer fiddly.

Its San Francisco-based maker has removed my chief problem with this useful health tracker – launching a Fitbit Flex version today that straps to my wrist rather than the USB-stick shaped predecessor that was always getting lost in one of my pockets. Read more

I was up with the Lark this morning – not the bird, but a new wearable “un-alarm” that wakes the user, but not the person sleeping next to them. Lark is an intelligent wristband that links via Bluetooth to an iPhone, iPod touch or iPad app, where an alarm can be set and sleep patterns recorded. It vibrates silently at the appointed time to nudge you awake without disturbing a partner who rises at a later time. Read more