Bedroom Temperature for Couples: Why You’re Both Right, and What to Do About It
Key Takeaways Most bedroom-temperature advice gives one range for one sleeper. The popular guide I checked cites no source for its range and says nothing about two people sharing a bed. In the research I could read, too much heat costs more sleep than a…
The Chair by the Window: Where to Sit When You’re Awake at 3 A.M.
KEY TAKEAWAYS What lights your face during the awake hour likely matters more than the room you are in. Two lab studies of evening light found that room light and screen light pushed the body’s night signals the wrong way. Neither tested a 3 a.m.…
It Isn’t the Blue Light. It’s What You’re Reading.
KEY TAKEAWAYS A review in Sleep Medicine Reviews pulled together the experiments on bright screens before bed. The delays were consistently tiny, and in several studies people fell asleep faster with the bright screen than without it. A trial of…
Turn the Clock Around: The Worst Habit of the Middle of the Night
KEY TAKEAWAYS In an experiment with 60 people, those told to watch a clock while trying to sleep reported more worry and took longer to fall asleep. It held for good sleepers as well as poor ones. In a second experiment with 38 people, clock-watchers not…