In a message dated 1/21/00 7:51:03 AM Eastern Standard Time,
[log in to unmask] writes:

<< The problem here is that you are assuming that "saving beats" is
 a good thing, as if each heart has an allotment of beats, and you
 are using yours up more slowly.  As far as I know there is no
 evidence for any such thing,
.1..This is true, I agree.

 however.  The slower heartbeat is a
 consequence of the heart having become enlarged from much aerobic
 work.

..2..The enlargement is not a cosequence of aerobics; the slower heartbeat or
pulse rate reflects greater efficiency

  But the size of a heart is not an indicator of its health. >>

.3...an enlarged heart is not a sign of health but a sign of disease.