Why does PAIN occur? Understand the Mechanism of Pain

Pain is an unpleasant and distressing physical sensation caused by disease or injury, which induces hurt and anxiety in those suffering from it.
There are many different manifestations of pain, ranging from short term (acute pain) to long term (chronic pain). Other classifications include pain in the internal organs (visceral pain), injured tissue (inflammatory pain), nerves (neuropathic pain), etc.

The reason for the occurrence of pain depends on the cause and kind of pain being experienced. In most cases, pain acts as a warning sign that the body has been afflicted by a disorder of some sort, which may have arisen due to internal sickness or external wounding. Acute pains are generally cured on their own through rest or simple medication. Chronic pains, on the other hand, are more complicated in nature and the treatment requires more elaborate diagnosis.

The mechanism of pain

Pain is an extremely personal and subjective experience and affects each individual to varying degrees. The pain signals, which can arise in any part of the body, travel through the spinal cord to the brain along thousands of specialized nerves and nerve fibres. In the brain, it is processed in the centres associated with anxiety, emotions, memory, appetite, etc. Signals and pain inputs are then returned from the brain to the spinal cord, which may heighten or diminish pain.

In some cases, pain may also be induced by damage to the brain and spinal cord, which happens after a stroke.
A constant barrage of pain signals may cause the cells at the end of nerve fibres to become over-sensitized. This is known as 'wind-up' and is one of the most common causes of chronic pain that occurs even though the root of the problem has been identified and treated.

The causes and effects of pain differ from case to case depending on the signals received by the brain and its interpretation. It affects the individual's day to day activities and if persistent, can also have a harmful impact on mental health and psychosis. Pain is always handled, diagnosed and treated differently in all patients by drawing out the best possible solution to the problem.





Why does PAIN occur? Understand the Mechanism of Pain

Pain related sleep disruption has affected a large number of people around the globe. Statistics has it that, in India, about 25% of the population suffers from pain-related sleep deprivation. Studies call it  the vicious cycle of pain and sleep  as pain affects your ability to sleep and lack of sleep makes the pain even worse.

Back pain and arthritis are examples of some common pain-related medical disorders. People with these types of chronic pains have reported persistent sleeplessness or have had immense trouble falling asleep.

The following are the primary sleep disorders associated with chronic pain:

Insomnia: It is a medical condition that is characterized by an inability to fall asleep no matter how physically exhausted you are. Insomnia can be acute (lasting for one night to a week) or chronic (that lasts for more than 3 weeks).
Hypersomnia: It is a condition wherein you tend to sleep excessively; in this condition, you will have trouble being awake throughout the day or can fall asleep at any point of time.
Sleep Apnoea: This is a sleep disorder wherein breathing pauses and resumes repeatedly. Risk factors include obesity, age and gender; it is more commonly observed in men. This condition can be chronic with symptoms such as snoring loudly or feeling very tired even after one has had a night s sleep.
Restless leg syndrome: It is a sleep disorder wherein you continuously move your legs while sleeping. However, this condition can also cause you to move your legs even if you aren t sleeping.
Some of the causes of sleep disorders due to chronic pain are:

Pain
Worry and anxiety
Sweating at night
Depression and other mental disorders
Treatment

A pain and sleep disorder should be simultaneous as both the components of it, pain and sleep, are interrelated. Some of the ways people with chronic pain can still have a good night s sleep are:

Limiting caffeine intake
Abstaining from alcohol and smoking, as these disrupt the sleep cycles, thus aggravating the existing pain.
Practicing meditation and other relaxation techniques
Pain killers or sleeping pills can be administered, but only with the doctor s advice.
Hot water fomentation over painful area during night, for better sleep.

Back Pain and Bad Sleep

Today  working  usually implies sitting at a desk from morning to evening. While this may seem more comfortable than working in the fields, sitting at a desk can trigger a host of back problems. This is because sitting in the same position all day makes the spine bend forward and lowers the efficiency of the back muscles. Working at a desk not only strains your back, but also restricts your movements to typing on a keyboard and moving a mouse. 

Once a back problem begins, it usually lasts a lifetime hence; here are a few tips to save your back.

Get yourself a good chair: Your chair is crucial to your back s health. Avoid the hard backed plastic chairs and pick a more flexible mesh backed office chair if you sit at the table for a long span of time. Ergonomic chairs may seem expensive, but are worth the expense in the long run.
Stretch your muscles: Sitting in the same position all day, puts the muscles under stress and with time can constrict the muscles. Make it appoint to stand up every 30 minutes and stretch your back and sides. Also try rotating your hips and shoulders form time to time.
Take a break: No matter how much work you have in front of you, take a break at the end of each hour. Taking even 2 minutes off out of 60 every hour can have a huge impact on your health. If you still feel guilty skip using the phone to connect with your colleague and walk over to their desks instead.
Get a pedometer: Keeping a pedometer will help you track the number of steps taken in a day. Ideally, a person should take 10,000 steps a day to stay healthy. If you sit at a desk for majority of the day, take every opportunity you can to up the count on your pedometer. Go for a walk around your office after lunch or park your car a little way off from the office to create opportunities to walk.
Take the stairs: As far as possible avoid escalators and elevators. Instead climb stairs for a quick workout. If your office is on the 20th floor, walking up may not be feasible, but you could get off the elevator on the 18th floor and walk up the remaining two floors.
Eat healthy: Lastly, pay attention to what you eat. Avoid eating at the office canteen or picking up a bite at the coffee shop and carry lunch from home. This ensures that you eat a balanced meal.

World Spine Day-6 Back Saving Tips for People Who Sit at a Desk All Day

Pain causes a lot of discomfort in the body no matter whether the pain is in the back, legs or in the head. Almost all people experience lower-back pain at some point in their lives, which can be extremely painful and can cause considerable annoyance. The first medical specialty that comes to mind for relief of lower-back pain is Orthopedics. The other two specialists that play a vital role in treating lower-back pain are the neurosurgeons and the physiatrists.

Pain in the Back
It is very difficult for the body to source the pain when it is deep and this pain could be due to infection, disease or injuries in the back, stomach and heart. It is even possible that the pain radiates to different places in the body. Often back pain is accompanied by body changes like redness, fever, neurological problems, heat, and changes in body functions and for that diagnosis of the back pain may be very severe. Patients suffering from lower-back pain and with symptoms that comprise of weakness in the foot or other symptoms of a neurologic insufficiency must definitely see a neurosurgeon.

Back pain that occurs due to reversible problems is known to vanish in a few hours or in a day. However, if it continues longer and is accompanied by body changes, then there are chances that the condition can become worse. Visiting a doctor becomes a must for back pain if any of such characteristics are witnessed. It is always better to get evaluated by a physician.

When to Consult a Doctor Immediately

    Back pain that is followed by a shock like a car accident.
    The pain in the back worsens and is constant
    Back pain continues for more than 4-6 weeks
    The pain does not improve even after taking typical remedies such as taking pain relievers or after resting.
    Severe pain in the back in the night and that is alleviated by rest
    The back pain is accompanied by abdominal pain
    Numbness in the upper thighs, buttocks, groin or in the genital area
    Weakness or tingling sensation in the arm or legs

Role of a Neurosurgeon
The neurosurgeon provides non-surgical as well surgical care depending upon the nature of the illness or the injury, and he does not just operate. The neurosurgeons are experts and offer treatment to patients suffering from any injury or disease in the spine, brain or peripheral nerves that deal with arms, hands, feet and legs. But there are many other neurosurgeons that confine their practice to treating back pain.

Lower Back Pain - 8 Signs When You Must Visit Your Doctor

Back pain is something that affects many people all over the world. Persistent and chronic pain seems to be one of the most common complaints. Middle back pain is back pain that is felt in the thoracic vertebrae region, which is located between the base of the neck and top of the lumbar spine. The ribs attach to a long, flat bone in the middle of the chest called the sternum and wrap around the back. In case, there is a nerve around there is squeezed, disturbed, or injured, you are likely to feel pain in different spots where the nerve goes through, for example, your arms, legs, chest and the stomach.

Some of the most common causes of middle back pain are as follows:

Middle back pain can happen as a consequence of injury or sudden damage or it can happen through strain or poor stance after some time.
The most widely recognized reason for middle back pain seems to begin from soft tissue problems or muscular irritation. These can emerge from poor stance, lack of strength, prolonged sitting in front of a computer, utilizing a heavy backpack, overuse injuries, (for example, repetitive movement), or injury, (like a whiplash damage brought about by an auto crash or as a consequence of a sports injuries).
The middle back is a moderately normal site for inflammatory, degenerative, metabolic, infective and neoplastic conditions.
Middle back pain and its dysfunctions are connected with various conditions, for example, essential and optional osteoporosis (particularly vertebral cracks and hyperkyphosis emerging from vertebral bone loss), ankylosing spondylitis, osteoarthritis and Scheuermann's infection.
Muscle strain, overuse or damage to the muscles, tendons, and discs that are backing your spine can also cause middle back pain.
Weight on the spinal nerves from specific issues, for example, a herniated disc.
A fracture in one of the vertebrae can also cause pain in this region.
Osteoarthritis created by the breakdown of ligament or cartilage that cushions the little joints in the spine.
Myofascial pain that influences the connective tissue of a muscle or gathering of muscles.
In uncommon cases, pain might be brought about by different issues, for example, gall bladder disease, cancer or an infection.
Getting hit hard in the back can also cause chronic pain.
Lift something too heavy may cause pain and a sudden pressure in this area.
A compression fracture of the vertebra can also bring about intense or chronic pain in the middle back. The injury may bring about a fracture, however in ladies over age 50 without critical injury or somebody known to have osteoporosis, an unconstrained vertebral fracture is possible.
Other contributing factors to injury include lack of strength which can be treated by a Pain Management Specialist using non-surgical methods.

Common Causes of Middle Back Pain

The causes and symptoms of chronic lower back pain

Lower back pain is characterized by a feeling of pain around the lumbar region (curve of the back connecting the upper back and glutes- muscles in the buttock that are responsible for thigh movement) caused by muscle or ligament injury. The spinal area is most likely to be affected by lower pain as it may impair routine activities like walking and standing. Any lower back pain that lasts for more than ninety days can be considered as chronic.

Causes of lower back pain

There are plenty of causes for lower back pain. Anything that exposes the lumbar area of the spine to a level of stress beyond its capacity can cause lower back pain. These causes are-

1. Disorders of the discs

The spinal area in the lower back comprises of small bones called the vertebra, which are connected to each other by pieces of cartilage known as discs. These discs act as shock absorbers, and when exposed to excessive shock can cause the disc to bulge, resulting in herniated discs. Wear and tear of the discs can also occur.

2. Spinal stenosis

Spinal stenosis occurs when the area around the spine becomes narrow. It may affect the nerves surrounding the lower back, resulting in pain.

3. Wear and tear of the joints and ligaments

Normal wear and tear of the joints and ligaments cause difficulties in holding the spine in its proper position and this progresses with age. This may cause a vertebra to slide over another and affect the nerve endings, giving rise to pain.

Symptoms of lower back pain

The symptoms of lower back pain are usually a dull or excruciating pain in the lower back. It can also affect other parts of the body such as the hips and the legs. In case of severe pain, simple activities like walking, bending and sitting will be impaired.



The Causes and Symptoms of Chronic Lower Back Pain

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