They say the early bird catches the worm — probably because night owls are too depressed to do it. But why night owls — people who like to go to bed late and wake up late — seem to struggle mentally ...

Ever notice how your night owl friend is always a bit moodier than your early bird buddy? Turns out there might be more to it than just morning grumpiness. Those late-night Netflix binges and midnight ...

Those who prefer to be up during the late night hours might see some effects on their mental health. We spoke with an expert to learn more.

Add Yahoo as a preferred source to see more of our stories on Google. While it is difficult to fundamentally change your chronotype, it does naturally shift as you age.Composite: Rita Liu/The Guardian ...