The typical clinical conversation about hearing and hearing loss focuses on frequency (pitch) and level in decibels (dB). But another property of hearing involves the processing of rhythm, the basic pattern of pre-schoolers clapping with their teachers, to which military formations march, and to which most of us try to dance.
Rhythm is a vital part of the pace of human speech and this article describes how even unborn babies are listening to it.
Read more in my article about rhythm as the root of spoken language.