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BODY COMPOSITION. BODY COMPOSITION. ALL OF THE TISSUES THAT TOGETHER MAKE UP THE BODY. FAT FREE MASS MEASURED IN POUNDS. ALL TISSUES THAT ARE FREE OF FAT INCLUDING: MUSCLE BONE WATER BLOOD TENDONS LIGAMENTS 90% OF ALL CALORIES ARE METABOLIZED BY MUSCLES 0.
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BODY COMPOSITION ALL OF THE TISSUES THAT TOGETHER MAKE UP THE BODY.
FAT FREE MASSMEASURED IN POUNDS • ALL TISSUES THAT ARE FREE OF FAT INCLUDING: • MUSCLE • BONE • WATER • BLOOD • TENDONS • LIGAMENTS 90% OF ALL CALORIES ARE METABOLIZED BY MUSCLES0
WHY IS IT IMPORTANT TO UNDERSTAND BODY COMPOSITION? THINK ABOUT IT
OBESITY LEADING CAUSE OF PREVENTABLE DEATH IT IS DIRECTLY RELATED TO NEARLY 300,000 DEATHS PER YEAR.
OBESITY AN EXCESS OF BODY FAT AT WHICH HEALTH RISKS BEGIN TO INCREASE.
UNDERFAT WHEN NOT ENOUGH BODY WEIGHT IS COMPOSED OF FAT AND CAN LEAD TO SERIOUS HEALTH RISKS.
AMENORRHEA • ASSOCIATED WITH WOMEN WITH LESS THAN 10% BODY FAT • RESULTS IN AN ABSENCE OF OR INFREQUENT MENSTRUATION.
BODY COMPOSITION HOW DO WE MEASURE BODY COMPOSITION? Tanita Scale
BODY COMPOSITION IN ORDER TO UNDERSTAND YOUR BODY COMPOSITION, FOLLOW ALONG WITH YOUR TANITA PRINT-OUT
BODY FAT MEASURED BY % • AMOUNT OF TISSUE THAT IS FAT • CAN ALSO BE MEASURED IN POUNDS • 3500 CALORIES EQUALS ONE POUND OF FAT • EXTRA CALORIES NOT USED DURING THE DAY ARE STORED AS FAT
FAT % THE PERCENTAGE OF TOTAL BODY WEIGHT THAT IS FAT. CLASSIFICATIONMALESFEMALES UNDERFAT < 5% < 10% ESSENTIAL FAT > 5% > 10% BORDERLINE/ATHLETES 6 - 13% 11 - 16% HEALTHYZONE 14 - 25 % 17 - 32% HEALTH RISK ZONE > 26% > 33%
BMI • IS USED TO DETERMINE HEALTH RISKS IN THE GENERAL POPULATION • DOES NOT INDICATE TRUE BODY FAT PERCENTAGE • DOES NOT TAKE INTO ACCOUNT MUSCLE MASS OR BONE STRUCTURE
BMI - BODY MASS INDEX IS A HEIGHT TO WEIGHT RATIO (WEIGHT DIVIDED BY HEIGHT SQUARED TIMES 703) CLASSIFICATIONBMI UNDERWEIGHT ------------------- < 18.5 NORMAL ------------------- 18.5 - 25.9 OVERWEIGHT ------------------- 25 - 30 HEALTH RISK ------------------- > 30
BY THE NUMBERS BMR- BASAL METABOLIC RATE • REFERS TO THE NUMBER OF CALORIES BURNED WHEN TOTALLY INACTIVE. • KEY POINT - WHEN MUSCLES BECOME LARGER, BMR GOES UP AND BODY FAT GOES DOWN.
IMPEDENCE • REFLECTS THE BODY’S INHERENT RESISTANCE TO AN ELECTRICAL CURRENT. • MUSCLE ACTS AS A CONDUCTOR OF THE ELECTRICAL CURRENT • FAT ACTS AS A RESISTOR.
TBW - TOTAL BODY WATER • THE AMOUNT OF WATER EXPRESSED IN POUNDS RETAINED IN THE BODY. • COMPRISES BETWEEN 50% - 70% OF TOTAL BODY WEIGHT.
THINK ABOUT IT • WHAT ARE THE FACTORS THAT INFLUENCE BODY COMPOSITION?
FACTORS THAT INFLUENCE • DIET • HEREDITY • METABOLISM • MATURATION • EARLY FATNESS • PHYSICAL ACTIVITY
THINK ABOUT IT • WHAT TYPES OF FITNESS ACTIVITIES INFLUENCE BODY COMPOSITION?
ACTIVITIES THAT INFLUENCE BODY COMPOSITION • LIFETIME ACTIVITIES • AEROBIC ACTIVITIES • ACTIVE SPORTS • STRENGTH AND MUSCULAR ENDURANCE ACTIVITIES
HEALTHY FOR LIFE • WHAT CHOICES DO YOU NEED TO MAKE EVERYDAY REGARDING NUTRITION AND EXERCISE TO IMPROVE OR MAINTAIN A HEALTHY BODY COMPOSITION ?