i went off and googled it. found this
http://www.mototuneusa.com/break_in_secrets.htm
and this
http://news.drive.com.au/drive/motor-news/ask-the-experts-runningin-a-car-20120412-1wvmz.html
get yourself one of those sleep cycle alarm apps. provided you get to bed on time, there is a definite difference in grogginess depending on where in your sleep cycle you wake