These types of exercises include brisk walking, jogging, swimming, cycling, in-line skating and other nonstop vigorous exercises. They also benefit the cardiovascular system.

These types of exercises are strength-building exercises such as weight lifting.

An exercise and fitness program should always be ______.

These types of exercises would include exercises using a work-out machine like a Bowflex or a treadmill.

Strenuous physical activity requires an increase in ______.

This is the wasting away and shrinking of a muscle due to none use.

Which of the following is NOT a benefit of exercising?

The first step of any work-out is ______.

These type of exercises are very rigorous exercises and include sprint racing, basketball, football, baseball and weight lifting.

These types of exercises include push-ups, pull-ups and crunches.