Some CRE bacteria have become resistant to almost all available antibiotics and can be deadlyâone report cites they can contribute to death in up to 50% of patients who become infected.ome CRE bacteria have become resistant to almost all available antibiotics and can be deadlyâone report cites they can contribute to death in up to 50% of patients who become infected.
2.7k Views â¢ Joshua has 690+ answers and in. RR interval is just 1/heart rate. If your heart rate is 120 beats per minute, then the RR interval is 1 minute per 120 beats, or .5 seconds.But that's not going to tell you anything meaningful for somebody who wants to talk about RR interval..7k Views â¢ Joshua has 690+ answers and in. RR interval is just 1/heart rate. If your heart rate is 120 beats per minute, then the RR interval is 1 minute per 120 beats, or .5 seconds.
1 Your heart rate reserve (HRR) is your max heart rate minus your resting heart rate. 2  Know your zones. 3  To find out which numbers to target on which runs, multiply your heart rate reserve by the zone youâre running in, then add back your resting heart rate.