Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!mnetor!seismo!columbia!rutgers!clyde!cbatt!ihnp4!drutx!mtuxo!mtune!mtunf!mtx5c!mtx5d!mtx5a!mtx5e!mtx5w!drv From: drv@mtx5w.UUCP Newsgroups: sci.bio,sci.med Subject: HEART RATE Message-ID: <768@mtx5w.UUCP> Date: Thu, 30-Oct-86 16:45:29 EST Article-I.D.: mtx5w.768 Posted: Thu Oct 30 16:45:29 1986 Date-Received: Mon, 3-Nov-86 19:46:54 EST Distribution: na Organization: AT&T Information Systems, Middletown, NJ 07748-4801. Lines: 8 Xref: mnetor sci.bio:9 sci.med:149 Does anyone know the underlying mechanism that "causes" the heart to beat faster during exercise? Dennis R. Vogel AT&T Information Systems Middletown, NJ (201) 957-4951