HOW TO GET A BETTER NIGHT'S SLEEP

Sleep thrives on rhythm. Going to bed and waking at the same time each day stabilises your circadian system. If your routine's been chaotic - like it often is for athletes or shift workers - start by anchoring your wake-up time first.

- By Joshua Piper, Resmed sleep clinician

KEEP IT COOL: A drop in core body temperature signals to your brain that it's time to sleep. That's why warm weather often disrupts sleep. A fan, closed blinds, and keeping windows shut during hot days can help regulate your bedroom temperature and make sleep onset easier.