Everything you need to know about sleep

We can’t survive without it. But why is sleep often so elusive — and how can we get more of it?

© Lucas Varela

A growing number of us work nights or irregular hours — but at what cost?

Biologist and narcoleptic Henry Nicholls explores what happens when sleep goes wrong

Are our night-time visions a window into the mind or a form of biological housekeeping?

From earplugs to drugs to chanting . . . Marina Benjamin has tried it all during her lifelong battle

From ageing to insomnia and smartphones: we took readers’ concerns to two sleep experts

’It’s amazing that Mark Zuckerberg is allowing us eight hours of slumber’

More from this Series

‘I increasingly suspect that the key to success isn’t talent or nepotism. It’s getting enough sleep’

From weighted blankets to pillow spray, Emma Jacobs puts the latest sleep aids to the test

‘Sleep patterns may one day be used to tap into the minds of otherwise unreachable patients’

‘An optimal sleep environment is a cave — dark, quiet, cool, comfortable’

‘The quality being made today is higher than it has ever been, and the range is so much wider’