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Are Humans Hardwired For Fairness?

17:37 18-04-2008; source: www.sciencedaily.com

The psychologists wanted to know if there is something inherently rewarding about being treated decently. So, they scanned several parts of the participants' brains while they were in the act of weighing both fair and miserly offers. Consistent with previous results, the researchers found that a region previously associated with negative emotions such as moral disgust (the anterior insula) was activated during unfair treatment.

New Details Presented In Outbreak In Pork Processing Plant Workers

17:37 18-04-2008; source: www.sciencedaily.com

New details have emerged on the neurological illness that has affected workers at several pork processing plants. Neurologists have identified the illness as a new disorder which causes symptoms ranging from a transverse myelitis syndrome, inflammation of the spinal cord, in one patient to mild weakness, fatigue, numbness and tingling in arms and legs.

Mental Stress Reduces Blood Flow To The Heart In Patients With Gene Variation, Study Shows

17:37 18-04-2008; source: www.sciencedaily.com

Researchers induced stress in 148 patients with coronary artery disease by asking them to speak in public. Those with a particular gene variation were three times more likely to experience dangerous decreases in blood flow to the heart during stress.

Gene Therapy For Addiction: Flooding Brain With 'Pleasure Chemical' Receptors Works On Cocaine, As On Alcohol

17:37 18-04-2008; source: www.sciencedaily.com

Increasing the brain level of receptors for dopamine, a pleasure-related chemical, can reduce use of cocaine by 75 percent in rats trained to self-administer it. Earlier research had similar findings for alcohol intake. Treatments that increase levels of these chemicals -- dopamine D2 receptors -- may prove useful in treating addiction.