KEEPING YOUR AUTONOMIC NERVOUS SYSTEM HEALTHY
By Lawrence Wilson, MD
© Revised, June 2008, The
Center For Development
This article is an in-depth look at the
autonomic nervous system. The human nervous system has two major divisions, the voluntary and the autonomic systems.
The voluntary system is concerned mainly
with movement and sensation. It
consists of motor and sensory nerves, among many others.
The autonomic system mainly controls
functions over which we have less conscious control. These include the digestion of food, maintaining the blood
pressure and heart rate, and much more.
Its nerves leave the spine and connect to all the major organs and
glands, either inhibiting or stimulating their activity.
The autonomic system has two
branches. These are called the sympathetic and the parasympathetic branches.
The Sympathetic
Branch. This activates the
glands and organs that defend the body against attack. It is called the fight-or-flight
system. Its nerves direct more
blood to the muscles and the brain.
The heart rate and blood pressure increase, while it decreases the blood
flow to the digestive and eliminative organs.
It
also activates the thyroid and adrenal glands to provide extra energy for
fighting or running away.
Nervousness, stress or feelings of panic are what one feels when in a
sympathetic state of readiness.
The
sympathetic system is catabolic, which means it tears down the body. Energy is used to prepare for defense,
rather than for nourishment or for elimination of wastes. An excellent analogy is to imagine
placing all of the nationÕs resources in its military defense. While helpful in an emergency, if continued
too long, the nation becomes much poorer for lack of productive commercial
activity. The feeling of anÔadrenalin rushÕ is a product of the sympathetic
system. It may feel good at first,
but is always followed by a feeling of fatigue, as this system uses up energy
and depletes the body.
The Parasympathetic
Branch. This is concerned with nourishing, healing, elimination and
regeneration of the body. It is somewhat
more anabolic, or concerned with rebuilding the body.
Its nerves stimulate digestion,
and the immune and eliminative organs.
These organs include the liver, pancreas, stomach and intestines. The parasympathetic nervous system,
when activated by rest, relaxation and happy thoughts, is essential for
balanced living and for all healing.
Moving yourself into a healthy
parasympathetic state, and staying there as much of the time as possible, helps
heal all health conditions, both physical and emotional ones as well.
The feeling often associated
with the parasympathetic state can be one of lethargy or fatigue, as you are so
relaxed. Do not, however, believe
this is unhealthy. Rather, it
indicates a state of repair and rebuilding in progress.
Antagonism of The Sympathetic
And Parasympathetic Branches. Only
one or the other system can be active at a particular time. The sympathetic branch powerfully
inhibits the parasympathetic system.
This is, of course, a survival mechanism because the emergency system,
the sympathetic, takes precedence over the relaxation and healing.
Thus, either one or the other is
activated most all of the time. To
promote balance and healing, the goal is to keep the sympathetic system turned
off as much as possible. This
allows the maximum healing to occur.
Simple ways to do this are to rest, relax and think happy thoughts. As soon as you think fearful or angry
thoughts, or become too physically active, the body shifts into a sympathetic
stance.
The sympathetic nervous system
may be roughly likened to the gas pedal of a car. The parasympathetic is more like the brake. Unlike a car, however, when the ÔbrakeÕ
is applied to the body, it begins to heal itself.
AUTONOMIC STATES
Relatively few people today have
a strong and balanced autonomic system.
Most people favor the sympathetic branch over the parasympathetic branch. Before discussing these types of
individuals, let us discuss the ideal situation.
The
Balanced Individual Ð A Flexible Oxidizer.
When the sympathetic and parasympathetic systems are working as they
should, the tendency is to rest often and easily. One can, however, perform at Òtop speedÓ with equal ease.
When challenged by stress, the balanced person is able to respond with vigor
and fortitude.
The parasympathetic system
reduces the activity of the brain, the muscles, and the adrenal and thyroid glands. When no situation is pressing, the
balanced person can comfortably choose to rest and can go to sleep easily and deeply. Babies often have this ability. However, few adults have this
capability today because they overuse their sympathetic system, which is the
emergency alert system that inhibits rest and sleep.
In hair analysis terms, the
balanced individual will be a flexible oxidizer. This means the person is able and
comfortable slowing down at bedtime and yet also able to run, play and even
fight when needed. These
activities tend to speed up the metabolism. Thus the balanced individual may be somewhat of a slow
oxidizer or somewhat fast, but fairly balanced or neutral.
It is important to note htat
just because a hair analysis reveals a fairly balanced oxidation rate, however,
does not mean the person is a flexible oxidizer. In fact, the test may be skewed in many ways by toxic metals,
living habits or other factors that can make it appear balanced or flexible.
For example, cadmium will raise
up the sodium and to some extent the potassium levels on the test. So if a person is a slow oxidizer, but
they smoke cigarettes or have some other source of exposure to cadmium, the
test may superficially appear balanced or flexbile.
In fact, this is the reason why
some people enjoy cigarettes, so in this sense only, they are not all bad. However, the point is that many factors
can cause the body to compensate for its imbalances at a superficial or even
deeper levels. Thus we never
regard a first or even later hair test as the deepest reality. Later tests will show deeper layers of
adaptation and compensation in all cases.
In fact, there is no limit to how many
layers of compensations and adaptations may be unloaded in a person who desires
the greatest level of health and well-being.
FAST OXIDATION = A
SYMPATHETIC STATE OF BODY CHEMISTRY
Early in life, all of us are
fast oxidizers. This means that our
adrenal and thyroid activity is excessive, in general terms. This also
corresponds to an alarm stage of stress in the stress theory of
disease. On average, that
is, very young bodies tend to be in a sympathetic state of body chemistry most
of the time.
Medical science is well aware
that newborns, for example, have a high heart rate, and even their body
temperature tends to be a little higher than older adults. These are symptoms of fast
oxidation.
Babies do well on lots of
dietary fat and the high level of calcium found in motherÕs milk. These are other indicators of fast
oxidation. They also are usually
warm and pink and have rather loose bowel movements. These, also, are indicators of fast oxidation.
On their hair tissue mineral
analyses, in general, they have low levels of calcium and magnesium and elevated
levels of sodium and potassium.
This is what we call fast oxidation. Click here to read more about The Oxidation Types. It is a critical concept in our healing
work, although it is still quite controversial. Others use blood, urine or other tests to determine the
oxidation rate. However, it is not
usually the same as the hair level determination we use.
Babies are in a sympathetic
state because they are new to the world with a lot to learn in a very short
time. There are also many hormonal
reasons for this condition in babies that are beyond the scope of this article.
PARASYMPATHETIC STATES
OF BODY CHEMISTRY = SLOW OXIDATION
The other common states of body
chemistry we call slow oxidation. In theory, these can be of two types, healthy and
unhealthy.
Healthy Slow Oxidation. The healthy state is encountered only rarely. It occurs only in the spiritually
developed people. They live most
of their lives in the present moment.
They are almost always relaxed, do not react to stress, and live in a
state of peace and contentment.
They must stay very relaxed and
inactive, as any activity tends to enhance sympathetic activity to some degree.
Healthy parasympathetic dominance is due to what may be called spiritual
development. This is the
discipline to think and live differently.
One reduces stress and strain on the body by resting and nourishing it
so that it can rebuild and maintain a super healthy state. This is so rare it is hardly worth
knowing about, except as a theoretical state.
Unhealthy Parasympathetic
States = Most Slow Oxidizers. This
is very common. It is revealed on
up to 90 % of adult hair mineral analyses, for example. It is basically the end stage of
sympathetic burnout. People in
this condition have exhausted their sympathetic systems so much, their bodies
flip into a default parasympathetic state we call slow oxidation.
It is a condition in which the
sympathetic organs, the thyroid, adrenals and the muscles and brain, in fact,
are operating more sluggishly.
These people are often tired, apathetic, and tend to get depressed easily.
This state is far more common in
adults than it is in young children.
However, it is seen more and more commonly in children, as they are born
far more toxic and depleted today.
This state corresponds to an exhaustion
stage of stress according tot he stress theory of disease, another important
concept to master if one is to use hair analysis properly.
In this condition of body
chemistry, one cannot fight back as well as in fast oxidation, so they do not
tend to fight at all. They are
essentially in a state of give-up at one level, although few are aware of this. However, it often manifests in behavior
patterns such as fearfulness, depression, apathy and even despair and suicide
when in the extreme case.
The hair analyses of these
people have elevated calcium and magnesium levels and often low sodium and
potassium levels, providing the hair is not washed at the laboratory. Click here to read Hair Analysis Controversy about this
and other important aspect of hair mineral analysis.
This is, of course, the exact
opposite of the fast oxidizer hair analysis. The causes of this unhealthy parasympathetic states are
quite a few. Recall that it is
just a late stage of excessive sympathetic activity. This causes nutritional depletion, excessive tissue
breakdown and eventually general destruction of the body tissues and
organs.
It is made far worse by lack of
rest, improper diet, poor eating habits, worry, fears, angers and more. Other causes include victim thinking,
electromagnetic pollution, toxic metals and toxic chemicals in the food, air
and water.
MENTAL/EMOTIONAL
TENDENCIES
In addition to these and several
other states of body chemistry, we can identify from a hair analysis several
other autonomic-related imbalances
Sympathetic
Dominance. Most people today overuse their
sympathetic nervous system. They do not spend enough time in a parasympathetic
state to fully rebuild their bodies.
Their bodies eventually become nutritionally depleted and they become
quite literally Ôburned outÕ. Today,
even children are often burned out, in this sense, due to stress, poor diets
and nutritional deficiencies they are born with.
This is revealed on a hair
mineral analysis as a slow oxidation rate along with a hair potassium
level equal to or less than 4 mg%. A secondary indicator is a sodium/potassium ratio greater
than about 6. The first indicator
is important, while the second just reinforces the pattern significantly.
Causes for sympathetic
dominance. Some people take on too much work. Others analyze too much or worry
excessively. Others live in fear,
anger or resentment too much of the time.
A person in this condition may also talk, think, eat or work at a rapid
pace, faster than the optimum for that person. They become toxic and
nutritionally depleted, which makes the condition much worse.
Once they are used to
sympathetic dominance, a vicious cycle often occurs. They become so used to being tired that if, by chance, they
get a lot of rest one day, they use up their energy the next day, instead of
continuing to rest. They do not
allow their bodies to use the energy they accumulated for healing and
rebuilding. As a result, they tend
to stay depleted and out of balance.
One may not overt signs of
sympathetic dominance. It is not
about fatigue, at least not a first.
One may just power through any fatigue by stimulating the adrenals and
thyroid to put out more hormones.
However, eventually one will become quite tired and out of sorts.
There is much anyone can do to
keep their autonomic system functioning well.
á Rest often. Nap often, and sleep at least 8-11
hours or more each night. The
hours before midnight are by far the best for sleeping. Avoid excessive activity of any
kind. Even exercise is often
overdone. Exercise is a powerful
sympathetic stimulant. Avoid
getting exhausted by any activity you engage in. Be careful when using exercise to Òrun awayÓ from stress,
for example. More rest is often
what is really required.
á Eat well. The nervous system must be properly
nourished to function correctly.
Animal protein is particularly helpful for the brain and nervous system
as it contains fats and proteins essential for the nerves. These include the omega-3 and omega-6
essential fatty acids. Excellent
foods for the nervous system are eggs, meats, nuts, root vegetables and oily
fish such as sardines and salmon.
Supplemental
nutrients that calm the sympathetic system are calcium, magnesium, kelp,
selenium, manganese and zinc, among many others. Other calming nutrients include GABA, L-taurine and a product
called ICMN from Endomet Laboratories in Phoenix, Arizona that contains
inositol, choline, methionine and niacinamide. Herbs that calm the nervous system are many, including
valerian, passionflower, skullcap and hops.
á Reduce your stress
level as much as possible.
Stress is a major activator of the sympathetic nervous system. It can arise from within the body due
to fatigue, muscle tension, spinal misalignment or nutritional deficiencies,
among other reasons.
Stress can also come from outside,
such as financial, work or family stress.
Other types of stress to minimize or avoid are living in a noisy
environment, or in one with contaminated air and water.
Electromagnetic stress is also very
real, although it cannot be seen.
Reduce your use of computers if possible, and do not keep televisions,
computers and other electrical devices on when not in use. Be sure to turn them all off when you
sleep, and keep even clocks and radios away from your head in the location
where you sleep.
Activities like driving and even exercise are also
stress-producing, even if you are not aware of it at the time. A simple lifestyle and gentle exercise is
a step in the right direction to reduce or limit your stress.
á Keep your thoughts and your emotions
as uplifted and positive as you possibly can, all of the time.
á Do your very best
to stay in gratitude. This will help keep you
in a positive, uplifted state.
á Practice
forgiveness. This places you in a
position of power and compassion.
It is much better than allowing yourself to feel like a victim, which
always leads to a fight-or-flight response.
á Cultivate
contentment. This is
different from feeling you need to be ecstatically happy all the time. This type of happiness, as most people
know it, is often short-lived. It
is often an attempt to overcome feelings of unhappiness. Contentment or joy, in contrast, is a
state in which you are at peace with yourself and the world, even if the world
around you is not to your liking.
You can learn to let the world go and choose contentment and joy rather
than attempting always to control the world around you.
á Do not to compare
yourself with others. This causes fear, and
often anger and resentment. The
world never seems fair from our limited perspectives. There is much that is hidden. If you knew more about othersÕ lives, you would be less
anxious to trade places with them.
á
Train
you mind to stay out of negative emotions. These include worry, fear, anger and guilt. These emotions turn on the sympathetic system and keep it
active. Meditation, affirmations, counseling and other natural therapies all
can help. Also, surround yourself
only with uplifting books, tapes and other forms of media. Pick your friends and relationships
carefully. Work, school and all your
activities either contribute to your contentment or detract from it.
á Become aware of who and what
truly give you energy, versus who and what mainly use up your energy. This is rather complex. Meditation of the type we recommend can help a lot to
identify these feelings accurately, since one cannot go on feelings alone. We have an article on this site on the
topic of Vampirism that elaborates it in more detail.
á Practice breathing
deeply. This is one way to
control the autonomic system with a voluntary action. Slow, deep breathing by itself turns off the sympathetic
system.
The health
of the autonomic nervous system is a critical aspect to healing that is often
overlooked. Most people today have
some degree of sympathetic nervous exhaustion. It is, in fact, a major cause of all disease that should
receive much more attention.
On a
brighter note, nervous exhaustion can also cause a person to begin searching
for answers deep inside. This can
lead to changing your lifestyle and eating habits, and developing your inner
potential. As more people become willing to change their thought patterns and
lifestyles, they will experience a state of contentment and bliss that comes
with having a balanced autonomic system.
The Sympathetic and
Parasympathetic Nervous Systems
|
|
Sympathetic
System |
Parasympathetic
System |
|
Function |
To defend
the body against attack |
Healing,
regeneration and nourishing the body |
|
|
|
|
|
|
|
|
|
Overall
Effect |
Catabolic
(breaks down the body) |
Anabolic
(builds up the body) |
|
Organs
and Glands It Activates |
The
brain, muscles, the insulin pancreas, and the thyroid and adrenal glands |
The
liver, kidneys, enzyme pancreas, spleen, stomach, small intestines and colon |
|
Hormones
and Substances It Increases |
Insulin,
cortisol and the thyroid hormones |
Parathyroid
hormone, pancreatic enzymes, bile and other digestive enzymes |
|
Body
Functions It Activates |
Raises
blood pressure and blood sugar, and increases heat production |
Activates
digestion, elimination and the immune system |
|
Psychological
Qualities |
Fear,
guilt, sadness, anger, willfulness, and aggressiveness. |
Calmness,
contentment and relaxation |
|
Factors
That Activate This System |
Stress,
fears, anger, worry, excessive thinking and too much exercise |
Rest,
sleep, meditation, relaxation therapies and feelings of being loved |
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