How can I use this to better wake up in the morning, instead of groggy with "sle...

noveltyaccount on Jan 11, 2012 | parent | context | favorite | on: How to nap

How can I use this to better wake up in the morning, instead of groggy with "sleep inertia"? Set an alarm 90 minutes before I want to wake up, plus one when I want to wake up?