All beginners to physical activity, especially those who are out of shape, should take a very conservative approach and train at low intensities for
A3 to 5 minutes.
B5 to 10 minutes.
C10 to 25 minutes.
D45 minutes to one hour.
A3 to 5 minutes.
B5 to 10 minutes.
C10 to 25 minutes.
D45 minutes to one hour.