Monday, 4 August 2014

Cardio-Respiratory Exercise Recommendations: How much ?

   

WHAT IS IT ?

Cardiorespiratory endurance training refers to the ability of an individual to perform large muscle, repetitive, moderate to high intensity exercise for an extended/prolonged period.

GOAL 

To increase heart rate (HR) and respiration to place proper stress on the cardiorespiratory system (i.e heart & lungs).

CARDIORESPIRATORY EXERCISE AND ACTIVITIES

Walking, cycling, aqua-aerobics, dancing, jogging, running, rowing, aerobics, spinning, elliptical trainer, stepping exercises, swimming, skiing, skating, racquet sports, basketball, football/soccer, hiking etc. 

RECOMMENDATIONS OF CARDIORESPIRATORY EXERCISE

- The recommendations(minimum) provided here are for all healthy adults aged 18-65 years 



COMPONENT
Evidence – Based Recommendation
Frequency
5 days/wk of moderate exercise, or
3 days/wk of vigorous exercise, or
A combination of moderate and vigorous exercise on 3-5 days/wk

Intensity
Moderate – and/or vigorous intensity exercise for most adults
Light to moderate intensity exercise may be beneficial in deconditioned persons

Time
30-60 min/day (150 min/wk) of purposeful moderate exercise, or
20-60 min/day (75 min/wk) of vigorous exercise, or
A combination of moderate and vigorous exercise per day for most adults.

< 20 min/day (<150 min/wk) of exercise can be beneficial in previously sedentary persons

Type
Regular, purposeful exercise that involves major muscle groups and is continuous and rhythmic in nature.

Pattern
1 continuous session/day or in multiple 10 min sessions to accumulate the desired duration and volume of exercise per day

< 10 min per session may yield favorable adaptation in very deconditioned individuals

Progression
Gradual progression of exercise volume by adjusting exercise duration, frequency, and/or intensity until desired exercise goal (maintenance) is attained.



Benefits:

  • Decreased risk of premature death from all causes and specifically from heart disease and type 2 diabetes. 
  • Reduction in death from all causes
  • Increased likelihood of increased habitual activity levels that are also associated with health benefits.

Other points to be noted:

  • The session must include a warm-up, the endurance phase, and a cool-down.
  • It is important to maintain a proper posture and body alignment while participating in cardiorespiratory training. 
  • Progression should be individualized on the basis of the client's initial fitness level, health status, age and individual goals.
  • People with known health problems or at risk and older individuals must consult a physician before starting a vigorous intensity program and must be done under the guidance/supervision of a qualified professional.

Source:

 ACSM's Guidelines for Exercise Testing and Prescription, Ninth Edition. & ACSM's Resources for the Personal Trainer, Fourth Edition.

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