To keep their minds sharp, older people are often advised to take vitamins or other dietary supplements and to engage in regular exercise.
Two studies in JAMA show those practices had no effect on cognitive function.
Because there are many types of dementia, with many potential underlying causes, diagnosing it properly can be challenging. Two commonly used tests can return negative results for patients who have demonstrated abnormal cognitive test results or unexplained cognitive dysfunction.
Vampires may be on to something.
Researchers at the Stanford University School of Medicine’s neurology and neurological sciences department and the Center for Tissue Regeneration, Repair and Restoration at Veterans Affairs Pala Alto Healthcare System report “surprising regenerative activity in young blood.”
Boston researchers say they have found the direct cause and potential cure for neurodegeneration following traumatic brain injury.The culprit, they write, is a misshapen and toxic brain protein, one they say they can destroy with a targeted antibody.