FDA (Food & Drug Administration) - It is the US federal agency responsible for the regulation of pharmaceuticals (drugs) and food products

Jog - A slow or very easy run. Often considered an insulting term by serious runners who just call it an easy run.

Race walk - A specific, speedy walking technique that must follow rules and is judged (when performed in competitions). An Olympic sport since 1908.

Heart rate calculations - Standard formula is 220 - (your age) for men, 226 - (your age) for women. Error is 10-15 beats either way since heart rate maximums are genetically determined.

Recovery heart rate - see Heart rate, recovery

Vitamins - organic, essential nutrients required in small amounts and sometimes harmful in excessive amounts.

Intervals - Exercise that alternates high intensity ("work") with easy or light intensity ("recovery"). Used by performance athletes for speed and endurance.

Bariatrics - a branch of medicine dealing with the causes, prevention, and treatment of obesity, both pharmacological and surgical

Behavior modification - the changing of behavior by the manipulation of cues and environment factors that trigger behaviors. In this context, what cues can be used to stimulate healthy behavior

Coronary heart disease - heart disease associated with obstruction of the coronary blood vessels that supply blood (& oxygen) to the heart

Daily Value (DV) - reference values developed by the FDA to describe the amount of a nutrient used as the standard for labeling purposes. DVs are comprised of two sets of standards: DRVs and RDIs

Digestion - the breakdown of food materials mechanically (through chewing) and chemically (by digestive enzymes) until it is in a form which can be absorbed from the gastrointestinal tract into the blood

Exchange lists - foods sorted into categories by their nutrient and energy content. Foods in any category can be used interchangeably. Example: 1/2 cup of pasta (or rice) = 1 slice of bread = 10 french fries = 80 calories

Heart rate, target (THR) - see Target Heart Rate.

Pectorals or "pecs" - the 2 pairs of muscles in the chest that work to pull the upper arms toward or across the chest. The pectoralis major covers the chest from the top of the arm to the collarbone, down to the sternum and upper 6 ribs. The smaller pectoralis minor is located underneath, and runs from mid- chest to shoulder blade

Set - a number of repetitions of a movement, such as an arm curl or a squat. Squatting down and back up is one rep. Doing that 8 times would be one "set"

Triceps - the muscles on the back of the upper arms that straighten your elbows and allow you to push your arms forward