Why our Brain don't feel Pain ?

Have you ever wondered why brain surgery can be done while the patient is awake? Or why you don't feel pain when you think hard? The answer is simple: the brain itself does not feel pain. The brain is the organ that processes and interprets sensory information, including pain. But the brain itself does not have any pain receptors, which are specialized nerve cells that detect harmful or potentially harmful stimuli and send signals to the spinal cord and the brain.

Qus: Why can brain surgery be done while the patient is awake?

Ans: Brain surgery can be done while the patient is awake because the brain itself does not feel pain. The brain does not have any pain receptors, which are specialized nerve cells that detect harmful or potentially harmful stimuli and send signals to the spinal cord and the brain.

Qus: What are pain receptors and where are they found?

Ans: Pain receptors are sensory neurons that respond to damaging or potentially damaging stimuli by sending signals to the spinal cord and the brain. Pain receptors are found in many parts of the body, such as the skin, muscles, joints, and internal organs. They help us to avoid further damage and to seek treatment when we are injured.

Qus: Why our brain don't have pain receptors?

Ans: The brain has no pain receptors because it does not need them. Pain receptors are sensory neurons that detect harmful or potentially harmful stimuli and send signals to the spinal cord and the brain. Pain receptors help us to avoid further damage and to seek treatment when we are injured. However, the brain itself is not exposed to external stimuli that could damage it, and it is protected by several layers of tissue that do have pain receptors, such as the scalp, the skull, and the meninges. Therefore, the brain does not need pain receptors to protect itself or to alert us of any problems. This feature explains why neurosurgeons can operate on brain tissue without causing a patient discomfort, and, in some cases, can even perform surgery while the patient is awake.

Qus: What are the layers of tissue that protect the brain and do they feel pain?

Ans: The brain is protected by several layers of tissue that do have pain receptors. The outermost layer is the scalp, which is the skin covering the skull. The next layer is the periosteum, which is a thin membrane that covers the bones of the skull. The third layer is the meninges, which are three membranes that surround and cushion the brain and spinal cord. The innermost layer is the dura mater, which is a tough and fibrous membrane that adheres to the skull. These layers can feel pain when they are irritated or inflamed.

Qus: What are some common causes of headaches and how do they affect the brain?

Ans: Headaches are usually not caused by the brain itself, but by one or more of the layers that protect the brain being irritated or inflamed. Some common causes of headaches are:

• Tension headache: caused by muscle contraction or stress in the scalp or neck.
• Migraine headache: caused by changes in blood flow or pressure in the blood vessels of the brain or meninges.
• Sinus headache: caused by infection or inflammation in the sinuses, which are air-filled cavities in the skull.
• Cluster headache: caused by abnormal activity of nerves or blood vessels in or near the brain.

Qus: What are some rare conditions that can cause pain inside the brain and how do they affect the brain?

Ans: Some rare conditions that can cause pain inside the brain are:

• Brain tumor: an abnormal growth of cells in or near the brain that can compress or damage the brain tissue or cranial nerves.
• Brain abscess: a collection of pus in or near the brain that can result from an infection that spreads from another part of the body.
• Brain hemorrhage: a bleeding in or around the brain that can be caused by trauma, stroke, aneurysm, or other factors.

These conditions can affect the brain by causing symptoms such as headache, nausea, vomiting, dizziness, vision problems, weakness, numbness, seizures, confusion, memory loss, personality changes, or coma. These conditions require immediate medical attention and treatment.

Qus: How can we keep our brain healthy and functioning well?

Ans: To keep our brain healthy and functioning well, we should follow some simple tips:

• Eat a balanced diet that includes fruits, vegetables, whole grains, lean proteins, healthy fats, and water.
• Avoid smoking, excessive alcohol consumption, and drug abuse.
• Exercise regularly to improve blood circulation and oxygen delivery to the brain.
• Get enough sleep to allow the brain to rest and repair itself.
• Manage stress and practice relaxation techniques such as meditation, yoga, or deep breathing.
• Stimulate your brain with new learning experiences such as reading, playing games, learning a language, or taking a course.
• Maintain social connections and interactions with family and friends.
• Seek professional help if you experience symptoms of depression, anxiety, or other mental disorders.

The brain may not feel pain itself, but it can make us feel pain in other parts of our body. It can also make us feel pleasure, happiness, love, and many other emotions. The brain is a complex and amazing organ that deserves our care and respect.

Reference:

• https://en.wikipedia.org/wiki/Nociceptor
• https://www.brainline.org/author/brian-greenwald/qa/can-brain-itself-feel-pain
• https://www.webmd.com/migraines-headaches/headache-types
• https://www.mayoclinic.org/diseases-conditions/brain-tumor/symptoms-causes/syc-20350084
• https://www.mayoclinic.org/diseases-conditions/brain-abscess/symptoms-causes/syc-20373667
• https://www.mayoclinic.org/diseases-conditions/intracerebral-hemorrhage/symptoms-causes/syc-20370189
• https://www.healthline.com/health/how-to-improve-brain-health