Since the industrial revolution, sleep has been compromised for the sake of productivity. But as studies reveal its importance to physical and mental health, companies are beginning to encourage better slumber. How are tech and medicine stepping in to repay our collective sleep debt?

One in three Americans report getting less than seven hours of rest each night, while 63% of Britons are unhappy with the amount of sleep they get – but could simply playing certain sounds improve sleep quality? The Rain Rain app promises to help you drift off with white noise and relaxing sounds.

Blackout curtains and ear plugs may be go to methods to ensure a good night's sleep, but how many times do you find yourself flipping your pillow over to the cold side? Temperature is an important factor in helping us drift off – and Moona is a smart pillow that always stays cool.

Americans are more sleep-deprived than ever, with nearly half saying their lives would improve if they could get a bit more shut-eye. Ario is a smart lighting system that matches up to users' natural circadian rhythms, emitting varying shades of light to help them get some much-needed rest.