EMF Research & Guides

Science-backed articles about EMF exposure, safe distances from cell towers and power lines, and practical ways to reduce your exposure at home.

August 29, 2026 · 11 min read

Whoop EMF Radiation: How Much Does the Band Really Emit?

Whoop 5.0 runs one Bluetooth radio — no WiFi, no cellular. FCC filing numbers, the airplane-mode catch, sleep options, and how it compares to Apple Watch.

emf-exposure wearables devices

Read article

August 28, 2026 · 11 min read

Oura Ring EMF: Airplane Mode, Bluetooth, and the Real Numbers

The Oura Ring runs one Bluetooth radio, active under 1% of the day, and has a true airplane mode. What it emits, how syncing works, and the tradeoffs.

Read article

May 26, 2026 · 11 min read

Apple Watch EMF Radiation: How Much Do Smartwatches…

Apple Watch, Galaxy Watch, Oura Ring, Fitbit — every popular smartwatch emits EMF radiation.

Read article

April 04, 2026 · 9 min read

AirTag EMF: How Much Radiation Do Bluetooth Trackers Emit?

How much RF do AirTags and Bluetooth trackers emit? Actual power levels compared to phones, WiFi, and other wireless devices.

Read article