That’s in contrast to diurnal animals — or those which are awake ... at all. These creatures leave their children behind ...

Make time for activities you enjoy throughout the day, so you’re less likely to feel the need to stay up late to unwind. At night, meanwhile, the doctor advises us to: Try to go to bed and wake ...

For a long time, we've known about the insomniacs: The people who go bed and then toss and turn all ... to get up early in the morning. (R) 3. If it is time to turn off the lights at night I ...