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 30, 2026 · 11 min read

Sleep Tracker EMF Guide: Which Radios Run While You Sleep

Which sleep trackers transmit while you sleep? Withings mats, Oura, WHOOP, and smart mattresses compared — radios explained and offline modes ranked.

sleep bedroom bluetooth

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August 26, 2026 · 11 min read

Lowest SAR Phones 2026: Verified Values + How to Check Any Phone

Verified 2026 SAR values for iPhone 17, Pixel 10, and Galaxy S25 straight from Apple, Google, and FCC filings — plus how to look up any phone's rating.

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August 24, 2026 · 11 min read

How to Hardwire Your Home Internet: Step-by-Step Guide

How to hardwire home internet, step by step: Ethernet adapters, switches, flat cable runs, MoCA over coax, and what an RF meter shows before and after.

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July 31, 2026 · 10 min read

Low-EMF Space Heaters: The Best Options for Warm Rooms…

Space heaters produce significant ELF magnetic fields. Learn which types emit the least EMF, how to measure your heater's output, and the best low-EMF…

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July 28, 2026 · 11 min read

Low-EMF Air Purifiers: The Best Options for Clean Air…

Air purifiers can produce 5–200+ mG of magnetic fields depending on motor type, fan speed, and ionizer features.

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July 27, 2026 · 10 min read

Low-EMF Hair Dryers: Why They Matter, What to Look For,…

Hair dryers produce some of the highest EMF levels of any household appliance — up to 300 mG at close range.

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July 19, 2026 · 11 min read

Low-EMF Cordless Phones: The Best Options for Reducing…

Cordless phones emit RF radiation every time you talk. Here's how DECT phones work, which models emit less, and practical alternatives for EMF-conscious…

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