New-season SLEEP TRICKS

Stop cold, dark nights disturbing your slumber with these expert cheats

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It's almost that time of year when we face chilly weather, grey mornings and fewer sunshine hours – a combo that spells trouble for restorative sleep. 'It can delay the release of melatonin, the sleepy hormone,' says Lisa Artis, deputy CEO of The Sleep Charity. 'That's why we should prepare for sleep changes in autumn.' Make sure you're getting the best night ever with our new-season hacks...

Discover your chronotype

Your circadian rhythm can be trained, but your chronotype – your inclination to sleep and wake at a certain time every day – is more fixed. Dr Michael Breus, aka the Sleep Doctor, devised an online quiz that characterises four chronotypes: bear, wolf, lion and dolphin.