it means you are not using proper body mechanics.
it means that your posture is poor
Postural derivations may be discussed as functional or structural problems. In early stages, it may be that soft tissues pull the spine out of alignment; a functional problem as hyperkyphosis and hyperlordosis.
(source: Pathology Ruth Werner)
There are three common types of postural deviation. These types are forward head, protracted shoulder girdle, and anterior pelvic tilt.
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Factors affecting postural deviation include musculoskeletal imbalances, poor posture habits, injury or trauma, weakened core muscles, and prolonged periods of sitting or standing in a poor position. Other factors such as genetics, age, and certain medical conditions can also contribute to postural deviations.
Kiphosis and Lordosis are two postural deviations when talking about physical education or the human body in general. Your question is very open ended and needs to be asked more directly.
In the context of hypotension, orthostatic hypotension is the same as postural hypotension.
It is important to know the definition medical terms. Postural disorder is defined as the difference of a postural model of an individual with an ongoing pathology and the model of a person who happens to be generally healthy.
Postural instability: loss of ability to maintain upright posture caused by slow or absent righting reflexes
A postural disorder is one that affects the shape of the spine of a person. This disorder is often harmful or annoying to the host.
What is mean deviation and why is quartile deviation better than mean deviation?
Information is not sufficient to find mean deviation and standard deviation.
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mean deviation =(4/5)quartile deviation