Some athletes monitor heart rate and wait until they return to 50 or 60 percent of max heart rate before beginning another interval. (verywellfit.com)
In and out of seat on climbs, but stay under that 70 % max heart rate as best you can. (inc.com)
Research from Washington State University found that folks who engaged in simulated vertical climbing experienced s higher max heart rate than their counterparts who slogged away on the treadmill or the rower; their V02 max was greater too. (health.com)