Treys family has been walking together for 20 minutes at past three days per week for the last four weeks they already have so much more energy and they want to continue to improve how can trace family apply the fitt principles to make their walking routine more effective

F.I.T.T. stands for frequency, intensity, time, and type of exercise. These are the four elements you need to think to have a better fitness level.

Your frequency (how often you exercise) often depends on a variety of factors including the type of workout you're doing.

Intensity has to do with how hard you work during exercise.

The next element of your workout plan is how long you exercise during each session.

The type of exercise you do is the last part of the F.I.T.T. principle.

put her wishes into writing and have them notarized.   hand them out to her loved ones.

explanation:

the answer is c alcoholics anonymous