Sleeping with a window open (if safe to do so) helps keep your room at a cooler temperature for sleeping (ideally between 60-68°F) whilst circulating oxygen-rich air throughout the night.

but too much artificial light at night can disrupt melatonin production and make it harder to fall asleep. 'You'll also want to invest in good bedroom window treatments with blackout shades or ...

especially if your work pattern includes night shifts. Therefore, window treatments that block out the light, are a great ...