Tuesday, February 9, 2010
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Blocking trigger points may ease cluster headaches

(Reuters) UPDATED 2009-01-29
A new study has found people who have cluster headaches may suffer from excessive sensitivity and that using a local anesthetic to block certain muscle trigger points may help prevent these headaches. Researchers in Spain looked at 12 patients with cluster headaches to see if the patients' muscle trigger points could be identified and blocked. The investigators identified at least one trigger point in every patient, and they also found that anesthetic injections in these trigger points stopped cluster headaches in progress in some patients. In six of seven patients, the injections were successful at preventing the attacks.  Read full story >
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