How much sleep we need and the best time to wake up have been debated since the dawn of time. As we move into autumn and the shorter days, just when should we drag ourselves from the comfort of the duvet?
Highly skilled US Navy Seals claim 4.30am is the optimum hour to open your eyes, while Hollywood and WWE wrestling legend Dwayne ‘The Rock’ Johnson swears by an even earlier alarm call – starting his day at 3.30am. But for most working people at least, 6-8am is standard.