Isometric exercise is designed to

A) increase cardiovascular fitness.
B) increase lung capacity.
C) increase muscle endurance.
D) increase muscle strength.

Isometric Exercise

Exercise performed by contracting muscles against an immovable object.

Muscle Endurance

The ability of a muscle or group of muscles to sustain repeated contractions or to continue applying force against a fixed object for an extended period.

Cardiovascular Fitness

The ability of the heart, lungs, and blood vessels to supply oxygen to the muscles during sustained physical activity, indicative of overall heart health.