iPhone App: Sleep Cycle
Bio-alarm clock for iPhone I'm not one to really rave on about iPhone apps - but this really got my attention. Sleep Cycle is a 'bio-alarm clock' now available on the iPhone. Using the sensitive motion sensor in the iPhone it measures how deep your sleep is (e.g. deep sleep versus REM-sleep or dream-sleep). What's more is within the half-hour window before your set alarm time, it will so that you're in the lightest sleep - and hence feel more rested than waking from a deep sleep. I trialled the app for the first time last night, and it woke me with one ...