Is Heart rate 68 bpm good?

It is Dependant on your age, to effectively get fitter and lose weight, you should look to keep your heart rate in your aerobic zone which is 60% of your maximum heart rate. your maximum heart rate is 220-your age. for a twenty year old person it would be worked out as: 220-20=200. 200x0.6=120. so for a 20 year old person they should be looking at their heart rate to be around 120 during exercise.