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BEDROOM & SLEEP

Should you turn Wi-Fi off at night?

A genuinely low-stakes decision — here's what's actually true on both sides.

EMF Practical editorial desk · Published 22 September 2026 · Research-based article

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What turning it off does and doesn't do

Switching off a router overnight removes its RF transmission for those hours. It does not address exposure from a phone, smart meter or neighboring networks, which continue regardless — so it's a partial step, not a complete one, if RF exposure specifically is the goal.

The sleep-disruption angle

There's no established evidence that a router's RF field itself disrupts sleep at typical home exposure levels — see our full breakdown of the router-and-sleep question. Turning Wi-Fi off is far more likely to help sleep by removing the temptation to check a phone than by removing RF.

Reasons people do it anyway

Some households turn Wi-Fi off for reasons unrelated to RF exposure: reducing screen access for kids, a small electricity saving, or simply a preference for a lower-tech bedroom at night. All are perfectly reasonable justifications on their own.

If you do turn it off

A smart plug or a router with a scheduling feature automates this without needing to unplug and replug each night, and avoids the router losing its configuration on a hard power cycle.

Sources & further reading

Sources accessed 22 September 2026. This article summarizes publicly available research and official guidance; it is not medical advice or an independent study.