Sunday, October 14, 2007

Memories Are Strengthened When Feeling Stress

A new study released from Cold Spring Harbor Laboratory in New York reports that our emotions help the brain decide which memories to seal in and which ones to discard. Memories are thought to form with the strengthening of connections between neurons. These connections rely on receptors to send and receive our brain data.

When we are under emotional duress there is an increase in the hormone norepinephrine in the brain. This chemical change in the brain is thought to cause strengthened connections in the memory regions of the brain. When we are experiencing the highs and lows of life our brain is thought to increase the production of norepinephrine which strengthens the connection in our memory regions of the brain. Too much of norepinephrine is thought to cause a lapse in our memory.

Emotions are what makes us human. When we celebrate or mourn our losses the brain will record the event as we perceive it to take place. Unfortunately our memory is not always accurate and can often mislead us. Understanding that helps us to place the right perspective to the experiences that we have.

Best wishes,

Gina

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