Posts Tagged ‘pain’

All pain is in your brain

Where is your pain? The short answer is simple: in your brain. It may seem as if it’s in your broken finger, or the toe you just stubbed on the door, or in your aching tooth. But it’s not. Pain is a sensory experience, and resides in your brain. To consider why I say that, ask yourself: does an anesthetized patient feel pain during a surgical procedure?  The answer (assuming the patient is properly anesthetized … Read More

Neuropathic pain — the dysfunctional alarm

In a broad sense, pain is much more than a sensation. Pain can be a lifesaver. Pain can be pleasure. Pain can be the gate to heaven. Pain can be just an emotional suffering. When we talk about the physiologic meaning of pain, we can think of the pain system as the alarm system of the body. It is essential for the survival of the organism and complete loss of pain sensation is not compatible … Read More

Why do we have pain?

Last time I wrote about how the brain controls pain. But why would the brain need a system to control pain? The answer is that although pain is unpleasant (at best!), it is often a valuable warning signal that forces us to take care of our bodies as we go about our business. What would life be like without pain? We know the answer, because there are rare individuals who are born unable to feel … Read More

How our brains control pain

Almost all of us have experienced pain at some point in our lives, probably many times. And that is not a bad thing. Pain is often a warning that something is wrong and that we need to act to avert impending injury or allow ourselves to rest and recuperate. But sometimes pain outlasts an injury, and sometimes we have pain without any obvious injury at all. How can that be? It turns out that our … Read More

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