There are many factors that can affect our sleeping patterns, which can in turn push us towards functioning best during daytime hours ("early birds") or in the evening ("night owls"). For people who are part of the workforce, for example, their work shift determines, at the very least, what time they wake up and how long they're up and about throughout their day. Sometimes, your desire to stay up watching TV or playing video games makes you hit the sack a little (or a lot) later than you should (and likely, to the detriment of your health). And, in some cases, the reason could be genetic, as suggested by the findings of a 2019 analysis of nearly 700,000 individuals published in Nature Communications.

Along those lines, researchers have also been looking into whether one type of sleeper

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