What is physical fitness, what is physical fitness, and what is included

A measure of physical fitness consists of strength, endurance, and flexibility. If you want to improve your physical fitness, you should also start from these three aspects. Strength refers to the explosive power of a certain part of the body's muscles; Flexibility refers to the range of motion of the joints and the elasticity and stretching ability of ligaments, tendons, and muscles.

Endurance refers to the ability of the human body to overcome fatigue when working or exercising for long periods of time. Due to the interrelatedness of the three, any kind of functional decline will affect the overall physical fitness, and special attention should be paid to the combination of the three when exercising, all of which are indispensable.

The general principles for doing these three types of exercise are: 1. It varies from person to person. When choosing the content and method of exercise, the exerciser should determine according to gender, age and physical condition. 2. Perseverance. Human tissues and organs are "used in and discarded".

Target. If you don't exercise for a long time, your organ function will slowly fade and your physique will weaken. In order to keep exercising, it is best to set the exercise time in the daily schedule and form a habit. 3. Step by step. Exercisers should not rush and should raise their exercise goals reasonably.

It can be said that it is the reaction that the individual shows in life, and the quality of your physical fitness directly affects your quality of life. If the physical fitness is not good, there will be some phenomena such as decreased immunity and easy to get sick. On the contrary, it will make you energetic.

For example, if you work all day without rest, and then sleep for half a day, your body can immediately resume and continue to work; Today, I occasionally don't have time to eat because I'm busy, and I don't have low blood sugar today, and I occasionally eat more because of work and entertainment, and my stomach won't be uncomfortable... And, of course, mental qualities.

You work all day without rest, and then after sleeping for half a day, your body can immediately resume and continue to work; Today, I occasionally don't have time to eat because I'm busy, and I don't have low blood sugar today, and I occasionally eat more because of work and entertainment, and my stomach won't be uncomfortable... And, of course, mental qualities. The muscles are very strong, and the overall performance of the body.

A person's overall self-regulation functions include endurance, explosiveness, resistance, immunity, limb flexibility, ability to react to external things, thinking ability, observation ability, a lot, a lot, and so on.

Physical fitness. It is an external manifestation of the strength or weakness of a person's physique. Including physical form, physiological function, athletic quality, athletic ability.

1. Body form.

Body form refers to the external shape and characteristics of the body, mainly including body shape, body posture, nutritional status and body composition, etc., reflecting the growth and development level of the human body. Height, weight, chest circumference, and subcutaneous tissue are usually measured.

Height, weight, and chest circumference are the three most basic developmental indicators to measure body shape. Good physical fitness is manifested in this point in terms of body shape, correct posture, good nutritional status, etc.

2. Physiological function.

Physiology refers to the ability of the body's various organ systems to work under the action of metabolism. Common measures include pulse, blood pressure, and lung capacity.

Wait. A pulse is a pulse that causes an artery to beat when the heart contracts due to the impact of the outgoing blood. By measuring the pulse rate, it is possible to indirectly understand how well the heart is active.

Blood pressure refers to the lateral pressure on the walls of blood vessels as blood flows through blood vessels, and it is an important indicator of the functional status of the cardiovascular system. Lung capacity refers to the total amount of air that the body exhales when it exhales as hard as it can once and then exhales as hard as it can. It is the main indicator of respiratory function, and it is also one of the important functional indicators that reflects the level of human growth and development.

3. Athletic quality.

Athletic quality refers to the various functional abilities of various organ systems of the human body when engaged in physical labor or sports. It mainly includes aspects such as speed, strength, endurance, agility, and flexibility.

4. Athletic ability.

Athletic ability refers to the ability of the human body to perform during exercise, which can be divided into general athletic ability and competitive athletic ability. The former mainly refers to the basic abilities such as walking, running, jumping, throwing, climbing, and climbing that people show in daily life, labor and general sports, while the latter refers to the athletic abilities possessed in order to complete a certain competitive competition.