Are you someone who gets out of bed as soon as your alarm goes off, ready to start your day? Or do you slam the snooze button, dreading that you have to leave your warm bed? If you're the latter, there's nothing wrong with being a morning grouch, and some people are more suited to it than others.
"Sleep is very individualised," says Rajkumar Dasgupta, MD, assistant professor of clinical medicine at the University of Southern California's Keck School of Medicine. "It’s like how some people can sleep through construction outside their window and some people can’t, some people are morning people and some people just aren’t."