You are here: BBC Science > Human Body & Mind > Sleep | How to improve your sleep | |  |  |
Improve your sleep and improve your life with this comprehensive guide and tool kit, developed in collaboration with the UK's leading sleep scientists.
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 | | Your Personal Sleep Profile
Whether you're having trouble sleeping or not, use the Sleep Profiler and get tailored advice on how best to optimise your sleep. | |  | | Sleep Problems and Sleep Advice
Get to the root of some common sleep problems. Find out what foods help you sleep better and what things you can do to get a better night's sleep. | |  | | Why do we sleep?
What would happen if we didn't sleep? Find out the science behind sleep, from REM to the sleep cycle. | |  | | What's your daily rhythm?
Could your sleep pattern be at odds with your DNA? This Circadian Test is used by scientists and can help you discover your natural 24 hour body clock. Take the test here. | |  | | Sheep dash!
Tiredness can affect your reaction times. See how alert you are with this game and test the impact of a cup of tea or coffee on your performance. | |  | | Face memory test
Are you too tired to remember? Executive skills such as our memory are the first to go when we're tired. Take the test and see how well you score. | |  | | Sleep quiz
Test your knowledge with the top ten most fascinating and weird sleep facts. | | |
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