Education · Sleep Zone Assessment

What does a bedroom magnetic field map look like?

We measure 9 points across your sleeping area in a grid — head, torso, and foot zones. Select a common source below to see the field pattern it creates across a bed, then click any measurement point to learn what that level means for your health.

📡 RF & EMF What's broadcasting in your home at night ☀️ Circadian Lighting How light affects your biology & sleep 🛏 Bed EMF Heatmap AC magnetic field patterns across your sleep zone

9-Point Sleeping Area Assessment · Building Biology Guidelines

Select a source — see the field pattern it leaves across a bed

Each color zone reflects a building biology health classification. The numbers shown are actual measurement values in milligauss (mG). Click any point on the bed for a plain-language explanation of what that level means for your sleep and health.

No concern < 0.2 mG

Slight 0.2–2 mG

Severe 2–20 mG

Extreme > 20 mG

All 3D · mG

What's causing elevated readings?

Select a source above — or tap any point on the bed

Each number on the bed is one of 9 measurement points from a FieldWise bedroom assessment — 3 across the head zone, 3 across the torso, and 3 at the feet. The color behind each point shows its building biology health classification. Tap any number to learn what that level means for the people sleeping there.

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Building Biology Evaluation Guidelines · FieldWise EMF Consulting · fieldwiseemf.com · Fort Collins, CO