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It is estimated that more than 100 million U.S. adults are affected by chronic pain, a condition that annually costs the country an estimated $560-635 billion in health care costs, disability and lost productivity.
Members of the "Synaptic Dysfunction and Disease" group at the Institute of Biomedicine of Seville, led by researchers Francisco Gómez Scholl and Amalia Martínez Mir, recently published the results of their research into Alzheimer's disease.
A recent study links anxiety behavior in rats, as well as post traumatic stress disorder (PTSD) in military veterans, to increased myelin - a substance that expedites communication between neurons - in areas of the brain associated with emotions and memory.
"First we had CatDog, now I give you, DogDog," one pet lover declared in response to the posting.
PET imaging of brain activity in people with asthma shows that psychological stress is involved in triggering asthma attacks.