Image of Professor Colin Espie
by Professor Colin Espie

Alongside eating and breathing, sleep is one of the fundamentals of life, and arguably the most important – you could survive for three times as long without food as you could without sleep, and 17 hours without sleep produces performance impairments equivalent to 2 alcoholic drinks.

However in today's frantic world we all too often don't give sleep the time or attention it deserves. This guide aims to give you the basics – “sleep 101” if you will – to give yourself the first foundations of a healthy sleep routine.

Next: Make time for sleep

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