Your target heart rate may be based on the results of your treadmill test or your exercise tolerance evaluated in the exercise laboratory.
(Your target heart rate; may be based; on the results of your treadmill test or your exercise tolerance) (your exercise tolerance; evaluated; L:in the exercise laboratory)
Your target heart rate your exercise tolerance
may be based evaluated
on the results of your treadmill test or your exercise tolerance
L:in the exercise laboratory