Anaerobic Exercise - Any activity that utilizes oxygen at a faster rate than your body can replenish it in the working muscles. By nature, this type of exercise is intense and short in duration. Glycogen is the primary source of fuel.

Barbell - A long bar, usually measuring about six feet in length, that can accommodate weighted plates on each end. The Olympic barbell is the industry standard and weighs 45 pounds.

Bench - An apparatus designed to performing exercises in a seated or lying fashion. Many benches are adjustable so that exercises can be performed a wide array of different angles.

Bodysculpting - The art of shaping your muscles to optimal proportions.

Circuit Training - A series of exercise machines set up in sequence. The exercises are performed one after the other, each stressing a different muscle group.

Collar - A clamp that secures weighted plates on a barbell or dumbbell.

Compound Movement - An exercise that involves two or more joints in the performance of the movement. Examples include squats, bench presses and chins.

Contraction - The act of shortening a muscle.

Definition - The absence of fat in the presence of well-developed muscle.

Dumbbell - A shortened version of a barbell, usually measuring about 12 inches in length, that allows an exercise to be performed one arm at a time.

Exercise - An individual movement that is intended to tax muscular function.

EZ-curl bar - A specially configured barbell that has curves in the middle. It is intended to alleviate strain on the wrists.

Failure - The point in an exercise where you cannot physically perform another rep.

Flexibility - A litheness of the joints, muscle and connective tissue that dictates range of motion.

Form - The technique utilized in performing the biomechanics of an exercise.

Free Weights - Barbells and dumbbells. This is opposed to exercise machines.

Giant Set A series of three or more exercises performed in succession without any rest between sets.

Hypertrophy - An increase in muscle mass.

Intensity - The amount of effort involved in a set.

Isolation Movement - An exercise that involves only one joint in the performance of the movement. Examples include cable crossovers, biceps curls and leg extensions.

Nautilus - A brand of exercise equipment found in many health clubs. The term has become synonymous with any exercise machine.

Plates - Flat, round weights that can be place at the end of a barbell or dumbbell.

Pump - The pooling of blood in a muscle due to intense anaerobic exercise.

Repetition (Rep) - One complete movement of an exercise.

Resistance - The amount of weight used in an exercise.

Rest Interval - The amount of time taken in between sets.

Routine - The configuration of exercises, sets and reps that one utilizes in a training session.

Set - A series of repetitions performed in succession.

Superset - Two exercises performed in succession without any rest between sets.

Symmetry - The way in which muscle groups compliment one another, creating a proportional physique.

Testosterone - A hormone that is responsible for promoting muscle mass.

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