Even Ultrasound Has a SAFE Limit. Here's Why

Added: 2026-05-31

[00:00:00]If ultrasound is the safest scan, why won't doctors run it for an hour?

[00:00:05]You think there's no limit?

[00:00:07]There's a limit.

[00:00:08]Sound carries energy. Energy becomes heat. The tissue under the probe warms, a fraction of a degree, but it warms.

[00:00:16]For most [music] of you, that fraction means nothing.

[00:00:19]For a baby growing nerves and a brain, even small heat changes matter. [music] That's why doctors stop the scan early.

[00:00:26]That's why souvenir 3D ultrasounds [music] get controversial.

[00:00:30]There's another number every ultrasound machine watches. It isn't the temperature.

[00:00:34]You won't see [music] it on the screen unless you know where to look.

[00:00:38]Full breakdown on the main channel.

[00:00:40]Would you pay for [music] a non-medical 3D ultrasound? Yes or no?