Posts Tagged ‘congenital insensitivity to pain’

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