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LESSON ONE

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VO2 MAX IS CONSIDERED THE SINGLE, BEST INDICATOR OF A PERSONS LEVEL OF AEROBIC FITNESS ... 12 HOURS AFTER EXERCISE. MAY LAST 2-4 DAYS. TEARS TO MUSCLE AND ... – PowerPoint PPT presentation

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Title: LESSON ONE


1
LESSON ONE
  • ADMINISTRATION
  • OXYGEN UPTAKE
  • HEART RATE RESPONSE
  • ONSET OF BLOOD LACTIC ACID (OBLA)

2
COMPONENTS OF FITNESS
  • CARDIORESPIRATORY ENDURANCE
  • MUSCULAR STRENGTH
  • MUSCULAR ENDURANCE
  • BODY COMPOSITION
  • FLEXIBILITY

3
STROKE VOLUME
  • sv
  • VOLUME OF BLOOD PUMPED PER BEAT

4
CARDIAC OUTPUT
  • VOLUME OF BLOOD PUMPED PER MINUTE
  • CO HR X SV

5
AEROBIC FITNESS ASSESSMENT
  • VO2 MAX THE MAX AMOUNT OF O2 THAT THE BODY IS
    ABLE TO UTILIZE PER MINUTE OF PHYSICAL ACTIVITY
  • VO2 MAX IS CONSIDERED THE SINGLE, BEST INDICATOR
    OF A PERSONS LEVEL OF AEROBIC FITNESS
  • VO2 MAX OCCURS WHERE A FURTHER INCREASE IN WORK
    IS NOT ACCOMPANIED BY AN ADDITIONAL INCREASE IN
    O2 CONSUMPTION

6
FICK PRINCIPLE
  • THE AMOUNT OF OXYGEN USED IS A FUNCTION OF HOW
    MUCH BLOOD IS SENT TO MUSCLE AND HOW MUCH O2 IS
    IN THE BLOOD
  • (A-V) O2 DIFFERENCE
  • FICK EQUATION
  • VO2 CARDIAC X (A-V) 02
  • OUTPUT DIFFERENCE

7
ENERGY SYSTEMS
  • PHOSPHAGEN (ATP CP)
  • ANAEROBIC GLYCOLYSIS
  • AEROBIC RESPIRATION
  • AEROBIC GLYCOLYSIS
  • BETA OXIDATION

8
SUBSTRATE UTILIZATION
  • DEPENDENT ON 3 FACTORS
  • INTENSITY/DURATION
  • STATE OF TRAINING
  • DIET

9
O.B.L.A
  • LACTIC ACID ACCUMULATION
  • EXPRESSED AS A PERCENTAGE OF MAXIMAL O2 UPTAKE
  • NORMALLY OCCURS BETWEEN 55 AND 65 OF VO2 MAX
  • OCCURS AT 80 VO2 MAX IN HIGHLY TRAINED ATHLETES

10
OBLA FACTS
  • INTENSITY DEPENDENT
  • CAN BE TRAINED
  • CAN BE POSTPONED

11
HEART RATE RESPONSE
  • HEART RATE AND OXYGEN UPTAKE HAVE A LINEAR
    RELATIONSHIP
  • HEART RATE IS CONSIDERED A GOOD WAY TO ESTIMATE
    EXERCISE INTENSITY.

12
DETERMINING TRAINING HEART RATE
  • ESTIMATE MAXIMUM HR (MHR)
  • 220 - AGE MHR
  • DETERMINE HEART RATE RESERVE
  • HRR MHR - RESTING HEART RATE
  • TRAINING HEART RATE (THR)
  • (____ X HRR) RHR THR

13
LESSON TWO
  • FACTORS AFFECTING AEROBIC FITNESS
  • LONG TERM ADAPTATIONS
  • SHORT TERM RESPONSES

14
FACTORS AFFECTING AEROBIC EXERCISE
  • MODE OF EXERCISE
  • HEREDITY
  • POTENTIAL FOR FITNESS
  • GENDER
  • AGE
  • BODY COMP0SITION
  • LEVEL OF ACTIVITY

15
SHORT TERM RESPONSES TO AEROBIC EXERCISE
  • INCREASE IN PULMONARY VENTILATION (RESPIRATION)
  • INCREASE IN HEART RATE
  • INCREASE IN STROKE VOLUME
  • INCREASE IN CARDIAC OUTPUT
  • INCREASE IN MUSCLE TEMPERATURE
  • INCREASE IN BLOOD FLOW TO HEART

16
LONG TERM ADAPTATIONS TO AEROBIC EXERCISE
  • DECREASE IN RHR
  • LOWER HR AT A GIVEN WORKLOAD
  • DECREASE IN HR RECOVERY TIME
  • INCREASE NUMBER AND SIZE OF FUNCTIONAL
    CAPILLARIES
  • INCREASE IN CARDIAC OUTPUT
  • INCREASE IN STROKE VOLUME
  • INCREASE IN THE NUMBER AND SIZE OF MITACHONDRIA
  • INCREASE IN THE ABILITY TO MOBILIZE AND UTILIZE
    FAT
  • DECREASE IN BLOOD LIPIDS
  • DECREASE IN RESTING BLOOD PRESSURE

17
LONG TERM ADAPTATIONS TO AEROBIC EXERCISE
  • MUSCULOSKELATAL BENEFITS
  • INCREASED MUSCULAR STRENGTH
  • INCREASED CAPILLARY DENSITY IN MUSCLE
  • STRENGTHENING OF TENDONS, LIGAMENTS, AND JOINTS
  • COUNTERACTS OSTEOPOROSIS
  • MISCELLANEOUS BENEFITS
  • ENHANCED TOLERANCE TO HEAT
  • RELEASE OF ENDORPHINES RUNNERS HIGH

18
LESSON THREE
  • AEROBIC FITNESS ASSESSMENT
  • EXERCISE PRESCRIPTION
  • EXERCISE ADHERENCE
  • LOGBOOKS

19
EXPRESSING VO2
  • ABSOLUTE VO2/VO2 MAX
  • L/min
  • RELATIVE VO2/VO2 MAX
  • ml O2/Kg/min

20
ASSESSING VO2 MAX
  • LAB
  • FIELD
  • MAX
  • SUBMAX

21
2 MILE RUN TEST
  • MEN
  • VO2MAX 99.7 - (3.35 X TIME)
  • WOMEN
  • VO2MAX 72.9 - (1.77 X TIME)

22
BENEFITS OF TESTING
  • ASSESSES STRENGTHS AND WEAKNESSES
  • PROVIDES BASELINE DATA
  • PROVIDES FEEDBACK
  • PROVIDES HEALTH ASSESSMENT
  • PROVIDES UNDERSTANDING

23
PRINCIPLES OF EXERCISE
  • OVERLOAD
  • PROGRESSION
  • RECOVERY
  • SPECIFICITY
  • REGULARITY
  • VARIETY
  • BALANCE

24
EXERCISE PRESCRIPTIONFITT PRINCIPLE
  • FREQUENCY 3 - 5 TIMES PER WEEK
  • INTENSITY 60-90 OF MHR
  • 12-14 RPE SCALE
  • 50-80 VO2 MAX
  • TIME 20-30 MINUTES
  • TYPE LARGE MUSCLE GROUPS
  • RHYTHMIC
  • CONTINUOUS

25
3 PHASES OF AN AEROBIC EXERCISE PROGRAM
  • PREPARATORY PHASE
  • USUALLY LASTS 4-6 WEEKS
  • CONDITIONING PHASE
  • USUALLY LASTS 12-20 WEEKS
  • INTENSITY 70 - 80 HRR
  • DURATION/FREQUENCY INCREASED BY 10 PER WEEK
  • MAINTENANCE PHASE
  • BEGINS 6 MONTHS AFTER STARTING PROGRAM
  • CONTINUES FOR A LIFETIME

26
EXERCISE ADHERENCE
  • FUN
  • CROSS-TRAINING
  • REGULARITY
  • PROPER EQUIPMENT
  • TRAINING PARTNER
  • SET GOALS
  • AVOID OVERTRAINING
  • KEEP A LOG
  • ASSESSMENTS
  • MONITOR HEALTH

27
LESSON FOUR
  • RUNNING BASICS
  • DIFFERENT RUNNING MODALITIES/TRAINING METHODS
  • INTERVAL RUNNING

28
RUNNING MODALITIES AND TRAINING METHODS
  • LONG SLOW DISTANCE
  • FARTLEK SPEED PLAY
  • FAST, CONTINUOUS
  • INDIAN RUNS
  • INTERVALS

29
INTERVAL TRAINING
  • DEFINITION SERIES OF REPEATED BOUTS OF EXERCISE
    ALTERNATED WITH PERIODS OF RELIEF
  • VARIABLES
  • (TO EMPHASIZE A PARTICULAR ENERGY SYSTEM)
  • RATE AND DISTANCE OF WORK (BASED ON PERFORMANCE
    TIME)
  • NUMBER OF REPETITIONS
  • RELIEF TIME BETWEEN INTERVALS
  • FREQUENCY OF TRAINING PER WEEK

30
BENEFITS OF INTERVAL TRAINING
  • ALLOWS FOR QUALITY, HIGH INTENSITY WORK
  • APPLIES PRINCIPLE OF SPECIFICITY
  • CAN STRESS ALL ENERGY SYSTEMS
  • TRAINS NERVOUS SYSTEM

31
FORMULA FOR DETERMINING INTERVAL PACE (4 -8 X
400M)
  • MILE TIME 800 MINUTE
  • 400 METER 200 MINUTE
  • SUBTRACT 1-4 SECONDS
  • 156-159

32
LESSON FIVE
  • FATIGUE
  • DELAYED ONSET OF MUSCLE SORENESS (DOMS)
  • CONTRAINDICATIONS
  • ENVIRONMENTAL CONSIDERATIONS

33
MECHANISMS OF FATIGUE
  • POSSIBLE CAUSES
  • DECREASED ATP SUPPLY
  • INCREASE IN LACTIC ACID
  • DEHYDRATION
  • MOTIVATION
  • HYPERTHERMIA
  • DEPLETION OF GLYCOGEN
  • ELECTROLYTE IMBALANCE

34
POSSIBLE CAUSES OF MUSCLE SORENESS
  • ACUTE LACK OF BLOOD FLOW (O2) AND GENERAL
    FATIGUE OF MUSCLES
  • DELAYED ONSET OF MUSCLE SORENESS (D.O.M.S.)
  • 12 HOURS AFTER EXERCISE
  • MAY LAST 2-4 DAYS
  • TEARS TO MUSCLE AND CONNECTIVE TISSUE
  • INCREASE FLUID RETENTION
  • MUSCLE SPASMS
  • NOT A SPRAIN OR INJURY
  • PREVENTION WARM UP, START SLOW, COOL DOWN
    PROPERLY

35
SYMPTOMS OF OVERTRAINING
  • MUSCLE SORENESS
  • HEADACHES, SORE THROAT, MILD COLD
  • IRRITABILITY
  • INSOMNIA
  • LACK OF INTEREST IN DAILY ACTIVITIES
  • LOSS OF APPETITE
  • SUDDEN DROP IN WEIGHT
  • CONSTIPATION OR DIARRHEA
  • SKIN ERUPTIONS
  • ABNORMALLY HIGH RHR

36
EXERCISING IN THE COLD
  • DRESS IN LAYERS
  • AVOID PROFUSE SWEATING
  • AVOID WIND CHILL FACTOR
  • DRINK PLENTY OF WATER
  • ____________________________
  • HYPOTHERMIA
  • FROSTBITE

37
MAJOR FORMS OF HEAT ILLNESS
  • HEAT CRAMPS MUSCLE PAIN AND SPASM
  • HEAT EXHAUSTION WEAK, RAPID PULSE, LOW BLOOD
    PRESSURE, HEADACHE, AND DIZZINESS
  • HEAT STROKE CEASATION OF SWEATING, DRY, HOT SKIN
    AND VERY HIGH BODY TEMPERATURE - THE MOST SERIOUS
    AND COMPLEX HEAT PROBLEM

38
FACTORS TO MODIFY HEAT TOLERANCE
  • GRADUALLY ACCLIMATIZE
  • DRINK PLENTY OF WATER BEFORE DURING AND AFTER
  • ALLOW FOR EVAPORATION - LIMITED IN HUMID WEATHER
  • REPLACE ELECTOROLYTES LOST THROUGH SWEATING
  • AVOID EXERCISE DURING HOTTEST TIME OF DAY

39
EFFECTS OF DEHYDRATION
  • REDUCED CIRCULATORY CAPACITY
  • REDUCED MAX CARDIAC OUTPUT
  • ALTERED AUTONOMIC NERVOUS CONTROL OF SWEAT GLANDS
  • REDUCED WORK CAPACITY

40
FLUID REPLACEMENT WITH CARBOHYDRATE
  • INCREASE IN BLOOD GLUCOSE
  • INCREASE IN GLUCOSE UTILIZATION BY MUSCLE
  • INCREASE IN ENDURANCE

41
BENEFITS OF FLUID REPACEMENT
  • IMPROVED REGULATION OF BODY TEMPERATURE
  • INCREASED SWEAT RATE
  • DECREASED BODY CORE TEMP
  • INCREASED PLASMA VOLUME
  • INCREASED STROKE VOLUME
  • INCREASED PERFORMANCE
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