What is the Function of Physical Fitness? Check out this explanation

Explanatory material What is the Function of Physical Fitness What we discuss includes the understanding, benefits, functions, concepts, and elements or components of fitness in life. Physical fitness is very important for everyone who wants to live a healthy life and is not susceptible to disease.

Health We need to pay attention to our bodies, especially for those of you who are often active or very often do daily activities. If we are physically awake, our life will be more lively and we will not get tired easily. 

As the name suggests, the main benefit of exercise is to keep the body fit and healthy. By actively doing physical exercise, a person can gain more stamina and be ready to undergo various activities.

Understanding What is the Function of Physical Fitness

What is the Function of Physical Fitness

Based on the Big Indonesian Dictionary (KBBI), physical refers to the effect of exercise on physical conditions, such as strength, muscle endurance, flexibility, and strength, to cardiovascular endurance.

Judith Rink

According to Judith Rink, the notion of fitness is a person's ability to perform daily tasks with great energy, but not feel undue fatigue and be able to enjoy routine.

Sudarno (1992)

According to Sudarno, the notion of fitness is the body's ability to perform various activities well without significant fatigue. In addition, the body still has energy reserves that can be used at any time.

  1. Cholik Muthohir (1999) 
  2. Cholik Muthohir (1999), physical understanding is a condition that describes a person's ability to perform a service task effectively. feed without feeling undue fatigue.


Understanding Physical Fitness is the ability to be able to complete daily tasks easily, without significant fatigue, and still be able to enjoy free time and still be able to do ad hoc work in case of campus emergencies.

Agus Mukhlolid, M.Pd (2004: 3)

According to Agus Mukhlolid, M.Pd, the notion of fitness is the ability and ability to carry out activities or work, increasing work strength without exceeding fatigue.

Fitness can also be understood as the ability and capacity of the body to adapt to certain physical loads without causing excessive fatigue.

The elements of fitness include strength, muscular endurance, explosive power, flexibility, and agility. These different elements can be acquired through practice, such as push, running back and forth, aerobics, and more.

Functions of Physical Fitness Actually?

Regular physical exercise can have an impact on physical health. People who exercise regularly tend to be able to do their jobs efficiently and effectively without feeling tired.

Apart from that, people with high fitness can reap many other benefits. Quotes Katadata, emodul.kemdikbud.go.id and other related sources, here are the benefits of physical exercise:

1 Maintain weight Physical Fitness Function

By exercising through fitness activity, we can burn calories in the body. By burning a number of calories in the body, you will lose weight if the scars are excessive. In order not to run into a calorie deficit due to constantly burning, it is necessary to balance these calories by maintaining a healthy diet and not overdoing it.

2. Improve Mood

Exercise can improve mood. This is because the increased levels of endorphins after exercise can lead to feelings of pleasure and other positive feelings. Therefore, the previous mood will be better because the body is fit.

3. Physical Fitness Maintains Control of Blood Sugar

Sugar the body must be controlled so that the mind and body become fit. When we exercise, the body's cells take up some of the blood sugar we have. Blood sugar contains energy, which is why blood sugar drops when we exercise. By exercising regularly, blood sugar levels in the body will be more stable.

4. Physical Fitness Function Reduces the risk of cardiovascular disease

Physical exercise can also reduce the risk of cardiovascular disease. Because exercise can make the heart muscle stronger to pump blood throughout the body.

5. Physical Fitness Function Improves muscle health

and bones become stronger and stronger when one is physically tall. This happens because exercise helps release hormones that increase the muscle's ability to absorb amino acids, so bones can grow normally with minimal risk of damage.

6. Sleep

Better Exercise can make you sleep more soundly and soundly. However, for physical improvement, a person is not advised to exercise before bedtime because his energy will soar so it is difficult to close his eyes.

7. Healthy Brain Working System

Speak Healthline, exercise can increase the heart rate and increase the flow of blood and oxygen to the brain. As a result, certain brain functions, such as memory and concentration, may be improved.

Strength training

To achieve fitness, there are many different exercises you can do. Referring to the book "Physical Education for Sports and Health for SMA/SMK" by Limart Darwin, the exercises included strength training, agility training, heart and lung endurance training, and strength training, flexibility training.

1. Practice durability

Endurance training A suitable form of exercise to increase endurance is endurance training in which a person must lift, push, or pull weights, either from his own body or certain objects.

For maximum results, resistance training loads should be added little by little to promote muscle growth. Forms of endurance training include: lifting weights, lifting weights, weight training, and exercise using spring equipment.

muscle strength is an important component to improve overall physical condition. 

The benefits of Fitness for the body are as follows:


  • As a driver of all physical activity.
  • As protection against possible injury.
  • Strength will allow a person to run faster, throw or press farther and more efficiently, hit harder, and can help improve joint stability.

2. Exercises to improve agility Agility

is ability change direction quickly and precisely while moving without losing balance. Agility is related to the level of flexibility. Without good flexibility, it is almost impossible for a person to move quickly.

One form of exercise to improve agility is run back and forth (shuttle run) or exercises that change the movement of the body in a straight line.

3. Exercise to strengthen the heart and lungs Level

Everyone's physical and needs are different. Physical work or short-term exercise does not require continuous complete combustion with oxygen burning. Therefore, the heart, blood circulation, and lungs must work vigorously to deliver oxygen to the active parts of the body.

So moving to work or exercising for a long time actually encourages the heart, blood circulation and lungs to bring about changes for the better in the state of the immune system, especially the heart. .

There are 3 important things in fitness, namely:

  • Physical, involves muscle, bone and fat.
  • Organ function, which relates to the efficiency of the heart, blood vessels, and respiratory system.
  • Muscle response, including flexibility, strength, speed, and weakness. Exercise for measuring endurance can be done with a test run of 2.4 km (cooper test).

4. Flexibility flexibility exercises

Flexibility or ease of movement, especially in the joints. Flexibility exercises aim to keep the muscles in the joints from straining and allow them to move freely, without significant disturbance.

There are many ways that can be done to train flexibility, namely neck flexibility exercises, lumbar flexibility exercises, shoulder flexibility exercises, hip flexibility exercises, flexibility exercises. .

So, that's it, friend, what is the function of physical fitness that I can explain to you, hopefully it can be useful, guys.