Variety is important for an exercise program because it a. improves muscle flexibility b. reduces exercise effectiveness c. alleviates boredom d. improves the specificity of exercise

During weight training, when should you exhale? (hope) a. on the lift b. on the recovery c. before the set d. after the set

How can lung cancer best be prevented? a. by getting regular screeningsc) b. by avoiding cigarette smokec. by monitoring cholesterol levelsd. by avoiding nown allergensherrwww

Aproper cool-down routine includes which of the following? a). eating a good-sized meal b. five to 10 minutes of slow walking or jogging and stretching c). less than 5 minutes of cool-down stretches d). sprinting or other strenuous exercise