ScienceSleep medicine - we speak to an expertTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience11/01/2019November 1, 2019Sleeping badly over a long period of time can make you sick. What can we do if we have difficulties getting to sleep or staying asleep? We put that question to psychotherapist and sleep specialist Dr. Samia Little Elk.https://p.dw.com/p/3SDX5Advertisement