Try reading '90 minute sleep program' http://www.amazon.co.uk/The-90-Minute-Baby-Sleep-Program/dp/0761143114/ref=sr_1_1?ie=UTF8&qid=1364881486&sr=8-1 http://www

Try reading '90 minute sleep program' http://www.amazon.co.uk/The-90-Minute-Baby-Sleep-Program/dp/0761143114/ref=sr_1_1?ie=UTF8&qid=1364881486&sr=8-1 http://www.amazon.co.uk/The-90-Minute-Baby-Sleep-Program/dp/... S/he talks a lot about the 90 minute cycles on babies, we used it on our child and its amazing how well it matches. And yes, as a parent, those 90 minutes cycle naps with your kid are amazing :)