Final answer:
The FITT principle stands for Frequency, Intensity, Time, and Type. It is a framework used to guide the development of an effective exercise program.
Step-by-step explanation:
FITT, in terms of the FITT principle, stands for Frequency, Intensity, Time, and Type. It is a framework used to guide the development of an effective exercise program. Frequency refers to how often you exercise, intensity refers to how hard you work during exercise, time refers to the duration of your exercise sessions, and type refers to the kind of exercise you choose. For example, if you want to improve cardiovascular fitness, you might incorporate aerobic exercises like running or cycling into your routine.