So to assure that babies get lots of practice, there's a center of the brain that produces a pleasure response whenever a sound is made. It's this internal pleasure response that keeps babies practicing sounds until they can use them for speech, the researchers theorize. Maybe this explains why some people never get tired of hearing the sound of their own voice. Get Your Medifocus Medguide Research Your Illness Visit our Medcenter and get your Medifocus Guide , trustworthy medical information specifically about your health condition. Bookstore Stop by our bookstore and catch up on the latest treatments and remedies for your illness.
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