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assessment terms. 25 terms, defined.

Screening a new client, fitness tests and their norms, and the ways body composition is measured. Every definition is cited to a page in the textbooks and research coaches trust.

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1.5-mile run test1.5-mile run test estimates aerobic fitness from the time a client takes to cover 1.5 miles as fast as possible.

B

Bioelectrical impedance analysis (BIA)Bioelectrical impedance analysis (BIA) estimates body composition by measuring how much body tissue impedes a small electrical current.
Body compositionBody composition is the amount of fat mass and fat-free mass in the body, often reported as body fat percentage.
Body fat percentageBody fat percentage is the amount of fat in the body expressed as a percentage of total body weight.
Body mass index (BMI)Body mass index (BMI) is body weight in kilograms divided by height in meters squared, used to screen weight relative to height.

D

Dual-energy X-ray absorptiometry (DXA)Dual-energy X-ray absorptiometry (DXA) is a low-dose X-ray scan that measures bone, lean soft tissue and fat mass.

F

G

Girth measurementsGirth measurements are body circumferences measured with a tape to track changes in body size and fat distribution.

H

Health history questionnaireHealth history questionnaire collects a client's medical history, medications and risk factors on an intake form before training.

M

P

R

Rockport walk testRockport walk test estimates VO2 max from a brisk 1-mile walk using walking time, heart rate, body weight, age and sex.

S

T

V

Vertical jump testVertical jump test measures standing countermovement jump height as a field estimate of lower-body power.

W

Y