
Your Guide to Restful Nights and Energized Days

A sleep experiment beats guessing. Placebo alone reproduced 63.56% of the drug response in insomnia trials — here is how to test one change over two weeks.

Do cooling pillows work? Nine randomised trials found cooling bedding lowers body temperature without changing measured sleep. What moved sleep instead.

Do fall-asleep tricks work? The military method, 4-7-8 breathing and cognitive shuffling, ranked by what the trials and the AASM guideline actually show.

No screens for an hour before bed — but what do you actually do? What the research says, whether a Kindle counts, and how to fill the hour.

Does your new pillow feel worse than your old one? How to tell a normal break-in from the wrong loft, and how to decide before the return window shuts.

Why do you change sleep positions at night and wake up on your stomach? Healthy adults shift about 18 times a night — here is what actually steers it.