So, terrorists if you dont want to get capped take a buttload of cocaine.
As a long time HRV training user, I have some doubts about your plan?
Heart Rate Variability vs. Heart Rate
https://hrvcourse.com/heart-rate-variability-vs-heart-rate/
A bit more in a related thread.
http://www.freerepublic.com/focus/f-chat/3760025/posts
Ah, well it was just a thought. Hoped they’d take too much and stroke out.
CC