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Does the jaw jerk reflex disappear with age? The truth about age-related neurological changes

According to research published in the journal *Age and Ageing*, while the masseteric reflex can be elicited even in very old subjects, its occurrence and amplitude are reduced with increasing age. This finding directly addresses the question: **Does the jaw jerk reflex disappear with age?** The answer is that it typically does not vanish entirely in healthy individuals, but it does change, becoming less robust and sometimes absent in very old age.