ARTICLES
The questions people actually search.
Research-based answers to specific EMF questions — grounded in official guidance and published studies, written the way we'd want it explained to us.
Product comparisons
Meter buying guides
Buying guide
Best EMF meters for home use: what to look for
What actually matters when choosing a meter, and how to match it to your question.
Read the article ↗✦Buying guide
Best EMF meter for beginners
What makes a first meter easy to use correctly — and realistic expectations for it.
Read the article ↗◈Measurement limits
EMF meters for 5G: what can they actually measure?
Part of the 5G spectrum sits above what most consumer meters can detect.
Read the article ↗▦Measurement limits
How accurate are consumer EMF meters?
What "accuracy" actually means, and why an unpublished spec can mislead.
Read the article ↗Bedroom & sleep
Getting started
How to Reduce EMF Exposure in Your Bedroom
Ordered by what actually matters — distance and placement first, shielding products last.
Read the article ↗⊚Wi-Fi & sleep
Should You Turn Wi-Fi Off at Night?
What switching the router off overnight actually changes — and what it doesn't.
Read the article ↗⌇Router placement
How Far Should a Wi-Fi Router Be From Your Bed?
What the field-strength numbers actually look like as you move a router away from the bed.
Read the article ↗⏣Phones & sleep
Is Airplane Mode Enough When Sleeping With Your Phone Nearby?
What airplane mode switches off, what it doesn't, and whether it matters for sleep.
Read the article ↗⍟Phone placement
Where Should You Put Your Phone While Sleeping?
Ranked from fine to worth changing — and why charging setup matters more than exact distance.
Read the article ↗⌖Bluetooth
Bluetooth Devices in the Bedroom: A Practical Guide
Earbuds, speakers, trackers and monitors — how their RF output actually compares.
Read the article ↗⏾Wearables
Smartwatches and Sleep: Understanding Wireless Exposure
Bluetooth vs. cellular watches, and why sleep sensors aren't radio transmitters at all.
Read the article ↗⎔Baby monitors
Baby Monitors and EMF: Practical Placement Guide
Where to put the transmitter and receiver — the practical follow-up to the technology comparison.
Read the article ↗⌬Measuring
How to Measure EMF in Your Bedroom
A five-minute process for a genuinely useful reading, plus which free tools do the work.
Read the article ↗⊛Checklist
Bedroom EMF Assessment: Step-by-Step Checklist
The practical order to work through a bedroom — highest-leverage items first.
Read the article ↗Safety & risk questions
5G safety
Is 5G safe? What the evidence actually says
What changed technically with 5G, and what hasn't changed in the exposure guidelines or the evidence.
Read the article ↗⌁Power lines
Power lines and childhood leukemia: what the studies show
The one epidemiological pattern in this field that's still genuinely unresolved.
Read the article ↗◐Pregnancy & children
EMF, pregnancy and children: what's different about this question
Why children get extra caution in guidance, and what the research on phones and pregnancy actually shows.
Read the article ↗▣Airport scanners
Airport body scanners: which type uses radiation, and how much
Millimeter wave and backscatter X-ray are not the same technology — the difference matters.
Read the article ↗Claims & everyday scenarios, examined
EHS
Electromagnetic hypersensitivity: what the research shows
Real symptoms, and what double-blind studies have and haven't found about their cause.
Read the article ↗▽Grounding & earthing
Grounding / earthing: what the evidence actually supports
The gap between the marketing claims and what the small existing study base actually shows.
Read the article ↗▦Smart meters
Smart meters and health: what the measurements actually show
How measured smart-meter RF levels compare to a cellphone and to FCC limits.
Read the article ↗☾Wi-Fi & sleep
Is it a problem to sleep near a Wi-Fi router?
What's actually being measured near a router, and what disrupts sleep instead.
Read the article ↗Everyday devices, examined
Product claims
Do EMF-blocking phone stickers and cases actually work?
What US regulators found when they tested radiation-blocking patches, and what actually reduces exposure.
Read the article ↗≋Bluetooth earbuds
Bluetooth earbuds and RF exposure
How earbud transmit power actually compares to holding a phone to your head.
Read the article ↗⇄Cell towers & 5G
How close is too close? Cell towers and 5G antennas near homes
What FCC ground-level measurements actually show, and why antenna direction matters.
Read the article ↗▤Baby monitors
Baby monitors: what's actually being transmitted
The frequencies in use, analog vs. digital, and how it compares to a Wi-Fi router.
Read the article ↗◔Microwave ovens
Microwave oven radiation leakage: real limit or urban legend
The actual federal leakage limit, and when a damaged oven is genuinely a concern.
Read the article ↗↘Electric vehicles
EMF inside electric vehicles
What a 2025 German radiation-protection agency study actually measured.
Read the article ↗↗Wireless charging
Wireless charging pads: what they actually emit
Why Qi charging is regulated more like an induction cooktop than a phone antenna.
Read the article ↗▥Claims examined
Does aluminum foil block EMF?
The real physics of a Faraday cage, and where the foil shortcut breaks down.
Read the article ↗Shielding products: practical guides
Product guide
How to check a Faraday bag with your phone
Practical questions, evidence limits and useful next steps.
Read the article ↗Product guide
EMF shielding clothing: what does a test report prove?
Practical questions, evidence limits and useful next steps.
Read the article ↗Product guide
Does a shielding phone case affect reception?
Practical questions, evidence limits and useful next steps.
Read the article ↗Product guide
EMF shielding curtains vs window film: what should you compare?
Practical questions, evidence limits and useful next steps.
Read the article ↗