Side Sleeping
The Problem With "Side Sleeper Pillows"
Side sleeper describes a position, not a person.
Read the notebook entryFounder of Sanctuary Sleep LLC · Inventor of Crown Lift®
Danielle Canter
Founder. Inventor. Relentlessly Curious.
How do we know whether a pillow actually fits the person sleeping on it? That question has taken over most of my working life — and I'm documenting the answer as I find it.
I'm fascinated by the things we accept as normal simply because nobody has stopped to measure them.
Three ways in
The Inventor
Who I am and how I got here
I started by trying to solve my own support problem. It turned into a product, then into a much bigger question.
Read the storyThe Pillow Lab
What if we actually measured pillow fit?
An evolving, observational project about head support, contact area, pressure distribution and individual anatomy.
Step inside the labThe Notebook
What I'm learning as I go
Questions, observations and working notes on pillow height, side sleeping, positioning and support.
Open the notebookFrom the notebook
Recent entries
CPAP & Pillow Positioning
Why CPAP Users May Need Adjustable Pillow Support
A mask changes the geometry. That is a positioning question, not a medical claim.
Read the notebook entryHead & Neck Support
Does Your Neck Actually Touch Your Pillow?
Often, less than people assume. That gap is one of the things I keep looking at.
Read the notebook entryA standing disclosure
I'm the founder of Sanctuary Sleep LLC and the inventor of Crown Lift®. This site documents my own work, observations and ideas — it isn't an independent review organization, and nothing here is medical advice.
Read the full disclosure