Friday, October 24, 2008

RedHeads

Did you know: Redheads Need 20% More Painkillers

A University of Washington in Louisville study reported that natural redheads are more susceptible to pain and need more anesthesia when they go under the knife than do people with other hair colours. This confirms what anesthesiologists have suspected all along - that redheads can be a little harder to put under than others.

Scientist have discovered that that redheads have a "defective receptor" for melanin (a pigment responsible for tanning) and this same melanocortin-1 receptor crossreacts with a related receptor on brain cells that influences pain sensitivity. Ouch!

Anthropologists have also determined that red hair is becoming less and less common and that within 200 years they expect that there will be no natural redheads!!

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