Open ended questions to work with your students about vocabulary and listening comprehension. 

Melatonin is the hormone that tells our brains and bodies it’s time to sleep. But if you think melatonin supplements will significantly improve your ability to fall asleep and stay asleep, you may have been misled. Sleep scientist Matt Walker shares how this “hormone of darkness” really works.

Sleep -- we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this TED series, sleep scientist Matt Walker uncovers the facts and secrets behind our nightly slumber. 

What is Melatonin - Should You Take It To Fall Asleep

what-is-melatonin-should-you-take-it-to-fall-asleep

Let's do English ESL deep listening: focus on meaning. Open ended questions to work with your students about vocabulary and listening comprehension. 