The Sleep Blog
Honest, science-backed answers to the sleep problems people actually have — from the makers of the Sleep Solutions field guides.
Why You Wake Up at 3 A.M. — and How to Fall Back Asleep
Waking at 3 a.m. and lying awake for hours has a name, a biology, and a fix. Why middle-of-the-night wake-ups happen and what actually gets you back to sleep.
What Time Should You Stop Drinking Coffee? The Caffeine Half-Life Math
Caffeine has a half-life of five to six hours — which means your 4 p.m. coffee is still working at midnight. Here's the cutoff math, personalized.
Energy Drinks and Sleep: What That 6 P.M. Can Really Does to Your Night
An energy drink at 6 p.m. leaves half its caffeine in your blood at midnight — plus sugar and 'energy blends' that make it worse. The honest math.
Does Sex Actually Help You Sleep? What the Science Says
The post-sex sleepiness is real, measurable brain chemistry — oxytocin and prolactin doing exactly what they evolved to do. What the research says, honestly.
Can't Stop Thinking at Night? How to Shut Off a Racing Mind
Replaying the day, rehearsing tomorrow, unwanted thoughts you didn't order — a racing mind at lights-out can't be argued with, but it can be defused. Here's how.
Sleep Divorce: Why Sleeping Apart Might Save Your Relationship (and Your Sleep)
More than a third of couples sometimes sleep apart — and for many, it's the best thing that ever happened to their relationship. The honest case for and against.
Your Partner Snores and You Can't Sleep: What Actually Works
You love them. You also haven't slept through the night in months. What works against a snoring partner — for them and for you — and the snore that's a medical sign.
Does a Nightcap Help You Sleep? Why Alcohol Backfires After Midnight
Alcohol is sleep's most convincing impostor: it knocks you out, then dismantles the second half of your night. The rebound effect, explained honestly.
Night Owl + Early Bird: How Couples With Opposite Sleep Schedules Survive
One of you is dead by 10 p.m.; the other comes alive at midnight. Chronotype mismatch is genetic, common, and very fixable — without anyone becoming a morning person.
Why Your Melatonin Gummies Aren't Working (and What to Try Instead)
Melatonin is a clock signal, not a sleeping pill — and most gummies don't even contain what the label says. Why they disappoint, and what the evidence supports.