THE SLEEP STACK

Science. Strategy.Sleep.

Evidence-based insights for building the ultimate sleep performance stack. From the science of pressure mapping to the biohacker's guide to recovery optimization.

The August Sleep Reset: How to Get Back on Schedule Before School and Fall

August 3, 2026

Late sunsets, summer heat, travel, and irregular routines can push your sleep schedule off track. Learn why August is a practical time to reset your sleep schedule before school and... Read more...

Can the Geli Sova Mattress Be Used on an Adjustable Base?

Wondering whether the Geli Sova Mattress works with an adjustable base? Learn about compatibility, foundation requirements, positioning benefits, and how to build...

Sleep and Recovery: What Your Body Is Really Doing While You Rest

The Science of Restorative Sleep Sleep is not simply a pause between busy days. It is an active biological process that helps...

Deep Sleep, HRV, and Aging: Why Your Mattress May Be Affecting Recovery

Your wearable may track your recovery, but your mattress helps shape the sleep environment behind the score. Learn how slow-wave sleep, HRV,...

The Science of Recovery: Why Your Mattress Matters More Than You Think

XSensor pressure mapping shows the Sova Mattress delivers 49% more pressure relief than memory foam, helping reduce pressure points that can lead...

From One Sleep Revolution to the Next

More than fifty years after Charles Hall introduced the modern waterbed, Geli carries that same pressure-relieving, responsive support into a new era...