Today NASA has confirmed that for the third month in a row, we’ve smashed global temperature records, with February 2016 not only being declared the hottest February in recorded history, but it’s also the hottest February in recorded history by the largest ever margin.
NASA has also confirmed that 2015 was the hottest year on record, and 15 of the 16 warmest years on record have occurred since 2001, so… you guessed it: we’ve got a lot of hot nights ahead of us. And that’s not just bad news for the environment – researchers say a string of hot, sweaty nights can leave you feeling like you’ve woken up with a serious hangover.
Turns out that while it might feel nice to rip off the doona and sleep naked in the cool sheets, your body actually needs some low-temperature nights to ensure a proper night’s sleep, according to Christopher Gordon, a research scientist in thermal biology and sleep at the University of Sydney in Australia.
“For us to fall asleep, what needs to happen is a thermal or body temperature cascade has to occur,” he told Jenna Price at The Sydney Morning Herald. “[Y]ou need to get rid of heat from the body … the maximal rate of core temperate decline gives you the greatest opportunity to get to sleep.” Read more