Want to improve the results of medication? Tell the patient its expensive

The placebo effect is well-documented science. A consistent percentage of patients, if given a placebo, will report feeling better even though there is no medication administered. Now, a new study shows the perceived price of the placebo can increase its effectiveness. Researchers announced the results In a study published online Wednesday in the journal Neurology. In a double-blind study, researchers took 12 patients suffering with moderate to severe Parkinson's disease and gave them an injection…