Global rates of insomnia are around 10-to-30 per cent of the population. We can’t force sleep, but we can create an environment that facilitates it. When Macbeth said sleep is the chief nourisher in life’s feast, he was onto something. When we are starved of this vital function, we suffer on every level. Berkeley neuroscientist … Continue reading Tap into your own clock – not the clock on the wall’: What to do when you can’t sleep