Uncovering the Brain Circuitry of Short Term Memory
Learning and Memory / Neuro News / Neurological and Psychiatric Disorders

Uncovering the Brain Circuitry of Short Term Memory

Have you ever asked for a phone number only to forget it moments later?  The only way to remember it is to rehearse the digits over and over in your head.  This is an example of working memory, which is a type of short-term memory for storage and manipulation of information necessary for higher order … Continue reading

Channeling Your Response to Pain
Brain Basics / Sensation and Perception

Channeling Your Response to Pain

“Ouch!”  Thanks to our always-alert sensory neurons that provide a spatial sense of self (proprioception) and pain (nociception), we receive an early warning to any noxious stimuli  (think needle prick or a hot stove).  Sometimes our responses to these stimuli are exaggerated and we experience hypersensitivity to pain.  Remember how painful lukewarm water feels on … Continue reading

A World Without Pain
Did You Know? / Neurological and Psychiatric Disorders / Sensation and Perception

A World Without Pain

In Northern Pakistan, a ten-year old street performer awed and horrified crowds with his ability to place knives through his arms and walk across burning coals all seemingly without pain.  Closer examination by physicians revealed that he could perceive sensations of touch, differentiate between hot and cold temperatures, distinguish between a tickle and applied pressure, … Continue reading

What is Pain?
Brain Basics / Neuro News / Neurological and Psychiatric Disorders / Sensation and Perception

What is Pain?

For many, pain is an indescribably awful feeling that causes suffering and emotional distress.  It is a sensation that is so unpleasant – so unbearable – that most people will go to great lengths to avoid it.  For others, enduring pain has become a rite of passage (tattoo, anyone?) that signifies mental strength and discipline. … Continue reading