Vortex V-V500 - Page 18

Users age
(years)
Unconditioned
(Target Zone A )
beats per minute
Conditioned
(Target Zone B)
Beat per minute
20 ------24
145----165
155----175
25------29
140----160
150----170
30------34
135----155
145----165
35------39
130----150
140----160
40------44
125----145
135----155
45------49
120---140
130----150
50------54
115---135
125----145
55------59
110----135
120----140
60 and over
105----125
115----135
Exercising Information
17
Before starting to exercise