'Social Jet Lag' And 8 Other Reasons You Find It Hard To Get To Sleep (VIDEO)

If you find it hard to get to sleep, it may be down to your social jet lag. That's the term the cool kids are using these days to describe the lag your body feels on a Monday after a poor night's sleep on Sunday due to lie-ins.

Watch for more about bad sleep habits and how to fix them. They don't call it beauty sleep for nothing, you know...