What does being physically fit mean?


Being physically fit depends on how well a person fulfills each of the components of being healthful. When it comes to fitness, these components include • cardiorespiratory fitness • muscular strength • muscular endurance • body composition • flexibility. So, you can tell if someone is physically fit by determining how well they perform in each component. Here we will look at them all individually.


Fast facts on fitness

  • Maintaining physical fitness can help prevent some diseases.

  • With exercises, body composition can change without changing weight.

  • Athletes’ hearts show different changes on their chosen sport

  • Muscle strength increases flexibility by fiber hypertrophy and neural changes

  • Stretching to increase flexibility can ease several medical complaints

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A woman exercising in the park

Cardiorespiratory performance

Cardiorespiratory endurance indicates how well our body can supply fuel during physical activity via the body’s circulatory and respiratory systems. Activities that help improve cardiorespiratory endurance are those that cause an elevated heart rate for a sustained period.


These activities include:

  • Swimming
  • Brisk Walking
  • Jogging
  • Cycling