On 21-7-2010 22:23, Darren New wrote:
> andrel wrote:
>> I think it is more like that you need to move more mass,
>
> I've read that the natural lifespans of mammals is surprisingly close to
> the same number of heartbeats for all of them.
>
Yes (most, some exceptions) and a surface ECG is almost the same size in
every mammal (around 1mV) and breathing scales with size at about 5-10
beats per breath in rest...
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