Portrait of Marcus Webb, JavaSleep contributor
JavaSleep Contributor

Marcus Webb

13 pieces published
A photorealistic environmental portrait of an exhausted woman in her late thirties slumped slightly…
Sleep Apnea July 2026 · 5 min

Sleep Apnea Symptoms: Why the Loudest Sign Is the One You Can't Hear

The most useful symptom of sleep apnea is not the sound you make at night. It's the person you become during the day. That runs against how the condition gets talked about.

By Marcus Webb · Read →
A close-up product-style photograph of a cutaway hybrid mattress on a minimalist wooden bed…
Mattresses July 2026 · 10 min

The Best Hybrid Mattress for Hot Sleepers: I Slept on Four Through a July Heatwave

The standard advice for hot sleepers shopping mattresses is clean and repeatable: buy a hybrid, because coils move air and foam traps it, so a coil-support core will sleep cooler than an all-foam bed.…

By Marcus Webb · Read →
A serene overhead photograph of a person peacefully asleep in a softly lit bedroom…
Sleep July 2026 · 5 min

How Much REM Sleep Do You Actually Need? A Night, Stage by Stage

Your sleep tracker probably told you a number last night: something like 20 to 25 percent REM. Maybe it flagged it as low and suggested you "prioritize recovery." That percentage is roughly right for…

By Marcus Webb · Read →
A photorealistic overhead shot of a person lying awake in bed at 3 a.m…
CBT-I July 2026 · 5 min

The 70% Number: What Insomnia Treatment Actually Fixes

Here is a number you will run into if you spend an evening reading about insomnia treatment: about 70 percent.

By Marcus Webb · Read →
A close-up still life of an amber supplement bottle sitting alone on a dark…
Sleep Apnea June 2026 · 5 min

The Supplement You Take for Sleep Apnea Was Never Tested for It

There is a bottle on a lot of nightstands. Melatonin, maybe, or a magnesium blend with a calming name and a label that says "supports healthy sleep." If you have sleep apnea — or you've just been…

By Marcus Webb · Read →
A photorealistic portrait of a woman in her late forties sitting alone on the…
Sleep Apnea June 2026 · 6 min

The Quiet Problem With Treating Obstructive Sleep Apnea in Women

A woman in her late forties comes in tired. Not dramatic-tired — functional, foggy, the kind that gets filed under stress or perimenopause or "you have three kids." A sleep study gets ordered, mostly…

By Marcus Webb · Read →
A photorealistic, intimate nighttime portrait of a middle-aged man asleep on his back in…
Sleep Apnea June 2026 · 5 min

Sleep Apnea: What Actually Happens in Your Throat at 3 a.m.

The loudest thing about sleep apnea is the silence. A partner learns the rhythm: the snore that builds, crests, and then — nothing. Five seconds. Ten. Twenty.

By Marcus Webb · Read →
A photorealistic nighttime bedroom scene shot at 2 a.m., a person lying awake on…
CBT-I June 2026 · 5 min

Before You Try Natural Sleep Aids, Ask the Better Question

You have probably had this exact thought, lying awake at 2 a.m.: should I take something? Maybe melatonin.

By Marcus Webb · Read →
A solitary runner on a quiet park path at sunrise, captured from the side…
Circadian May 2026 · 8 min

Outdoor Activity and Sleep: Does the Light Matter More Than the Exercise?

A friend tells you she sleeps better on the days she runs outside. She probably does. The question is why — and it's not the question most people answer.

By Marcus Webb · Read →