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Guide · white noise for babies safe

Is White Noise Safe for Babies? What to Know Before You Start

White noise can genuinely help babies sleep, but volume and distance matter more than people realize. Here's the commonly cited safety guidance, and a gentle recording to start with.

White noise is one of the most commonly recommended tools for helping babies fall asleep and stay asleep — it mimics the constant background hum of the womb and masks the small household sounds that can otherwise wake a light sleeper. Used thoughtfully, it's widely considered safe. Used carelessly, it can actually be loud enough to matter.

This is general information, not medical advice — if your baby was premature, has any hearing concerns, or you're simply unsure, check with your pediatrician before making white noise a regular part of sleep.

Keep the volume moderate

The most commonly cited concern isn't white noise itself, but volume. Studies of infant sound machines have found some devices capable of producing sound levels well above what's recommended for a nursery. A frequently cited rule of thumb: keep it no louder than a quiet conversation, and never at the device's maximum volume.

Keep some distance

Place the speaker or device across the room rather than right beside the crib — commonly cited guidance suggests at least a couple of metres away. Sound intensity drops off quickly with distance, so moving it further away is a simple, effective way to reduce exposure without losing the effect.

Porlande Vatten - Avslappnande ljud - Solvarboravinen, Dalarna

Use this: Porlande Vatten - Avslappnande ljud - Solvarboravinen, Dalarna

9 hours of gently babbling water at Solvarboravinen, Dalarna — a softer, quieter companion to the site's full waterfall recording, for relaxation and calm.

▶ Watch on YouTube

Consider a timer instead of all night

Some pediatric sleep guidance suggests using white noise to help a baby fall asleep and through the early, lighter sleep stages, rather than running it continuously at full volume all night — though plenty of families do run it all night at a low, moderate level without issue. If your speaker supports a sleep timer, that's a reasonable middle ground.

A gentler alternative

If you'd rather start with something even softer than a full rain recording, a gentle stream is quieter and less textured — a good starting point before working up to something like full rain sounds if needed.