<iframe width="580" height="385" src="https://www.youtube.com/embed/_9tq6jlEufA?autoplay=1" frameborder="0" allowfullscreen></iframe> <br>How much sleep a newborn baby needs, according to science – BBC REEL <br><a href="https://www.youtube.com/watch?v=_9tq6jlEufA">source</a>