• Dave@lemmy.nz
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        2 months ago

        Not everyone!

        Check out the Function->Voluntary Control section here: https://en.m.wikipedia.org/wiki/Tensor_tympani_muscle

        I tried to find stats on what proportion of people could do it, with claims of “a small number” through to “over half the population”.

        This study says 55% in the general population. It’s also interesting as it’s exploring the ability to use this voluntary rumble as a control method for assistive technology.