World Sleep Day: How tech is making bedding more comfortable to ensure a good night's rest

Today is World Sleep Day. Oh, great, you might say, if you'd known that at 8am you'd have known you had a good excuse to stay in bed. The point of the day is to raise awareness about the importance of sleep and how lack of it can affect everything from education to our social lives. If you're feeling weary right now, you will already know all this. So, here's a guide to some of the best ways technology has been used to create some of the best, most comfortable bedding, for a start.