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Living Healthfully - October 2007

Queries

October 29th 2007 06:52
Hi friends. It's a good feeling that I am able to help you with your health concerns. Keep all those questions coming and hopefully I might be able to answer them as simple but reliable as possible. Thank you so much!



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Realigning Poor Posture

October 28th 2007 09:19
There are many factors that may contribute to poor neck or even trunk postures. And in order to address them appropriately, an in depth inspection or examination of an individual's anatomical features is a must. There are different approaches in solving poor postures and these approaches depend on the orientations of the bony and muscular components of an individual.

Let me mention one of the more common neck positions and the factors that predispose an individual for acquiring such, including the question wHether these are inherited traits or not.

The forward head posture. A forward head posture is characterized by the tendency of the head to be oriented forward, away from the usual line of gravity. I am pretty much sure that this condition is not genetically predisposed. Sometimes it may be a self-inflicted deformity caused by poor body mechanics at work, muscle imbalances, or personal choice (e.g. lousy posture).


The picture below shows a typical forward head posture. And usually as observed this posture produces excessive kyphosis or curvature of the area below the neck (thoracic area). And so we can assume that a kyphotic or slouched posture maybe due -in the first place- to a poor head posture, or vice versa.

Poor Posture
Example of Poor Posture


We have to understand that each level of the spine are connected to each other. And a change in one segment of the spine, normally changes the orientation of the other spinal segments.

And so if the upper neck level of the spine becomes hyperextended, while the lower neck level of the spine becomes flexed (as what happens with a forward head posturing), then the thoracic (upper back) level of the spine compensates by rounding your back posteriorly.
And consequently your low back may also compensate by increasing its lordosis or curvature, as seen in the picture.

This just shows that if you have a postural problem on the upper back region, you might as well have it all throughout your back (from neck down to the low back region).

Poor postures usually are coupled by neck and back pains. This further adds up to the complexity of the condition.

What would be the probable cause of all of these? As I have said it might be a personal choice. And so if you slouch your back often, then unconsciously it becomes a habit. Then your back may become unstable, causing your neck, back, and even your abdominal muscles to contract more. Then there will come a point that the muscles become tired and pain sets in.

Still at times, muscle tightness may lead to muscle imbalances, then to poor posture. If you have tight muscles at the back of the neck (especially at the upper portion), this will pull the upper neck region backwards or towards extension. But if you have thight Sternocleidonastoid muscles then the lower neck region moves forward. The result- forward head posturing.

Hypertonic or tight nape muscles elevates the shoulder and contributes to the roundness of the back. Even a tight or hypertonic chest muscles (pectoralis muscles) pull the shoulders forward. This also contributes to a rounded back. And so gym fanatics beware. Some individuals would always work out their chest muscles to give them a macho look through bench presses. But if you do not have regimens for your back muscles you might also end up with kyphotic or slouched trunk. Again because of muscle imbalance.

Poor abdominal strength can also contribute to back instability or poor posture.

The above factors may just be some of the explanations for poor posture. And in order to disclose other factors we might as well seek consult from physical therapists or other professionals.

In order to address the above factors, the first thing that I would advice is to consciously be aware of your posture. In order to get used with a correct posture always ask someone to remind you of doing so. A mirror can also help us see any irregularities in our posture and from there correct them immediately.

Conscious Posture Control
Correct Your Posture Consciously


Stretching of the tight muscles can help us especially the neck muscles, pectoralis muscles, and even the back muscles. Strengthening of the abdominal muscles may also help to stabilize our back. But take note that stretching and strengthening exercises may be individualized. And so we don't just stretch or strengthen something without seeking consult.

IF YOU STILL HAVE OTHER QUESTIONS REGARDING YOUR HEALTH PLEASE LET ME KNOW. THANK YOU!!!


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On Salt Intake

October 26th 2007 15:49
First of all I would like to thank Harry and katyzz for having interest with my works.

Let us first talk about the ideal salt consumption for an individual. First of all salt, chemically, is termed as sodium chloride. As a common knowledge we know that sodium and chlorine are very important ions which keep our body from doing what it is suppose to do- to maintain growth, efficient cellular functions, and homeostasis (or internal balance amidst the changing conditions of our environment). And so we may say that salt is pretty important for our body.

And so when we sweat a lot, or when we become dehydrated due to LBM, it has been said that we loose tremendous amounts of essential electrolytes/ ions that include sodium and chlorine. And so we address such condition by rehydration or increasing intake of electrolyte filled fluids like oresol, Gatorade, and others, for the reason of replenishing lost electrolytes to restore the normal functioning of our cells. And so what I am trying to say is that ions like sodium and chlorine found in salt are very important.

However as we all know salt should be taken in upto a certain extent in order for us not to be deficient or excessive of such compound.

Between sodium and chlorine component of the salt, it is the sodium that usually dictates the amount of salt that we have to consume daily. And so let me discuss the effects of sodium to our body. Sodium as it enters the body, especially the blood vessels, attracts as much water as it can. And by this premise we can conclude that the more sodium we have in the blood the greater would be the fluid or plasma component of our blood. On the other hand, the less sodium we find in the blood, the less would be the fluid component of the blood.

This leads us to another point. What happens if an individual lacks sodium? Well it might lessen blood amount by virtue of the assumption that we have said above. But more important than this is the fact that we need sodium in cellular functions like muscle contraction and nerve impulses. And so lack of sodium can lead to altered transmission of nerve impulses, or muscle contraction, or even cramps.

What happens if we have excessive sodium? Excessive sodium increases plasma component of the blood, thus increasing blood volume. And we have to understand that our blood imposes certain tension against the walls of blood vessels- the blood pressure. And the greater the blood volume, the greater is the tendency that this blood pressure would increase. And if uncontrolled this leads to hypertension. And hypertensive individuals beget cardiovascular diseases, stroke, infarctions, etc.

1,500 mg of sodium is an ideal intake for middle and even older-aged individuals especially for those who already have hypertension. But for others 2,000 mg of sodium is ideal per day. This amounts to only 1 teaspoon of salt. Imagine how small it should be? And so we have to be aware of the salt content of the food that we eat. No wonder how hospital foods seem to be unflavory...

Up next...Good Posture
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Inquiries?

October 24th 2007 12:51
Do you have questions in mind? Just feel free to post them on my 'comment area'. If you have topics that you want me to sicuss regarding health, exercises, or physiotherapy practices, please feel free to send them to me. I shall be at your service...
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Occupational Stress Management

October 17th 2007 15:51


Introduction to Occupational Stress
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The Last Part of My Elbow Discussion

October 14th 2007 13:35
The nerve roots as we all know pass through the intervertebral foramen of the spine. The inferior articular process of the upper vertebra, when joined to the superior articular process of the lower vertebra forms the intervertebral foramen. This foramen can also be a site for spur formation happening among arthritic or degenerative patients. The premiere event that can compress and impinge the nerve roots is the narrowing of the intervertebral foramen due to accumulation of spurs. And with neck motions especially extension, we further add compression to the nerves eliciting more pain over the lateral epicondyle. Even sneezing and coughing can elicit pain over the lateral epicondyle in C5-C6 radiculopathy. Many studies reveal the presence of cystic cavities in the nerve roots and ganglia, accompanying fibrosis and inflammation. These cysts apparently contain cerebrospinal fluid which becomes elevated during sneezing and coughing. This condition further increases the symptoms of radiculopathy.

Hypermobility of the neck area is also a risk factor for acquiring not only radiculopathy but also lateral epicondylalgia. As stated above there are certain motions if done excessively (like hyperflexion or hyperextension) can aggravate the structural and biomechanical faults within the cervical region.

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To further emphasize the greater vulnerability to injury of the wrist extensors over the flexors, Matthijs and colleagues mention how these muscles become fatigued easily. They state that the extensors’ endurance limit is only 15 % of maximal strength discussed above. If grasping or any repeated wrist activities demand the extensors to provide greater than 15 % of their maximum strength, the extensors would need to work aerobically to sustain their functions. But the aerobic work will not last that long.

In wrist motions that require repeated and/ or sustained forearm muscle activation-for example power grasping- the type of contraction that mainly occurs is isometric contraction (with respect to power grasping, as the fingers flex for grip closure the extensors initially carry out short eccentric contraction before contracting isometrically for the rest of the phase). And as more strength is required, greater isometric contraction should be generated by the extensors (greater than 15 % of maximum strength). However there is a price to pay. Isometric contraction increases pressure within the muscles, impeding capillaries that provide oxygen for the muscles to work aerobically. Consequently vascularization to the area becomes insufficient. The extensors then can become ischemic making them more prone to injury.

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Visit my other blogs

October 10th 2007 02:26
You may visit my other blogs for other interesting articles:
On the Lighter Side

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Lateral Epicondylalgia (Part 2)

October 9th 2007 12:35
Biomechanical Factors in Acquiring Lateral Epicondylalgia
As mentioned earlier, the causes of lateral epicondylalgia could encompass a variety of factors- from cumulative trauma and biomechanical risks over the forearm and the cervical vertebrae, to the peri-articular and neurological nature of pain. These shall be discussed in this section of the discourse.

[ Click here to read more ]
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Lateral Epicondylalgia

October 4th 2007 10:39
Introduction

“Lateral epicondylalgia” as the name implies is a condition characterized by pain over the lateral epicondyle. Classically clinicians use the terms “tennis elbow” and “lateral epicondylitis” when referring to traumatic types of affectation, since these terms convey the extrinsic and intrinsic incidents that might explain the mechanical occurrence of this condition. Tennis elbow is used to denote its occurrence among tennis players caused by faulty biomechanics in a backhand stroke, observed when they flex and pronate the wrist (referring to the limb holding the racket), with inadequate forward lean of the trunk (Braddom et al, 1996). On the other hand the term lateral epicondylitis implies the presence of inflammation over the epicondyle (common origin of the wrist extensors), suspected to elicit the pain and functional limitation among persons having such condition.
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Welcome!

October 3rd 2007 07:57
Hi guys! I hope you continue to read my artcles through this new domain. You can still see my previous blog entries at the following sites:

Masahista Pala ha!!!
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