VitalYOU
VitalYOU

Journal

Sleep & Recovery.

IGF-1, cortisol rhythm, magnesium, vitamin D — the markers that explain why seven hours in bed is not the same as seven hours of restoration.

A warm desk lamp glows in a darkening room as the last light fades through the window.
Sleep & Recovery6 min read10 March 2026

The weekend is not long enough

Two weeks of 6-hour sleep produces cognitive deficits comparable to total deprivation. If weekends don't restore you, your biology may explain what's in the way.

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A warm desk lamp glows in a darkening room as the last light fades through the window.
10 March 2026Sleep & Recovery

The weekend is not long enough

By VitalYOU Editorial
Photograph of curving light trails on a wet road at night
5 March 2026Sleep & Recovery

The cortisol loop: why stress makes everything worse

By VitalYOU Editorial

The VitalYOU

What you’re feeling has a biological explanation and it’s findable.