Baby sleep time is really important. That's why the baby spends a lot of time sleeping. We know the baby needs an incredible amount of sleep daily but why does sleep make the baby develop? Sleep science is just beginning to answer why.

The Netflix documentary series begins as voices are heard during childbirth. Doctor Ruth Feldman, Doctor Ed Tronick, and Anne Rifkin-Graboi, designed experiments to find out how babies and parents develop the love relationship.