Wednesday, February 01, 2006

Another reason to drink

From ABC NewsOnline:

Beer hatThirsty People Feel More Pain

Going without a drink can make you more sensitive to pain, a study has found.

Australian pain expert Dr Michael Farrell of the Howard Florey Institute in Melbourne and team report their findings in today's issue of the Proceedings of the National Academy of Sciences.

"This is another demonstration of the plasticity of pain responses," he said.

"In this particular instance a mild perturbation of electrolyte levels, which is fundamentally what gives rise to thirst ... is enough to modify the pain response."

Dr Farrell and the team studied the relationship between thirst and pain in 10 people.

The study participants had pressure applied to their thumbs to induce mild pain and were given saline injections to stimulate thirst.

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