Brianna monitors her heart rate during workouts to ensure it is within the proper range. If she is below her target heart range, she increases her speed
What training principle is Brianna applying?
Frequency
Intensity
Time
Type

Respuesta :

Answer:

Intensity

Explanation:

Frequency is the how often you exercise

Intensity is how hard you work during exercise

Time is the length of time you spend working out

Type is the activity/exercise that is performed