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POSTURE AND POSTURAL DEFECTS

Meaning of Postural Defects/Deviation

Postural defects are the abnormal way of holding or carrying the body during the performance of various activities due to deviation from the normal axis of the bones, joint stiffening, and loss of muscle tone.

Aiding Factors of Postural Defects

The following factors are known to aid postural defects:

(i) Heredity.

(ii) Muscles weakness.

(iii) Occupation.

(iv) Bad habit of movement.

(v) Injuries, disease and infections.

(vi) Defective sense organs.

(vii) Rapid growth.

(viii) Overweight.

(ix) Accident.

Kinds of Postural Defects

The following are the kinds of postural defects:

1. KYPHOSIS (Round shoulders): Kyphosis is a defect of the spine due to a deficiency of vitamin D which is essential for the building of strong bones. The upper spine becomes excessively curved as a result of squeezing chest muscles and overstretched back muscles.

Postural defects - Scoliosis - Kyphosis

Causes of Kyphosis

Kyphosis is caused by the following:

(i) Carrying heavy loads on the back.

Lesson tags: JSS2 Physical and Health Education, JSS2 Physical and Health Education Evaluation Questions, JSS2 Physical and Health Education Evaluation Questions First Term, JSS2 Physical and Health Education First Term, JSS2 Physical and Health Education Objective Questions, JSS2 Physical and Health Education Objective Questions First Term, Physical and Health Education Lesson Notes, Physical and Health Education Objective Questions
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