>Speaking of heart and diet, I've noticed something. Before I switched
>(originally to Atkins, then to Neanderthin), I used to get really hot and
>my heart would race after eating some meals.
<snip>
>Is this common? Was I on the edge of more serious problems, or was it no
>big deal?
Your body was treating a food as if it were an emergency. Selye got a
Nobel prize for describing the alarm reaction. What follows that is:
adaptation (chronic high bp), then finally exhaustion, (me).