Mental stress protects against Alzheimer's

Work that requires constant mental stress, helps to protect the brain from Alzheimer's disease, according to the BBC. They found that damage to the brain tissue is much faster and memory problems, when a weak intellectual stimulation. They suggest that to protect intense mental work or career by the occurrence of dementia. Results of Italian researchers report in the journal Neurology published. The brain is able to compensate for a lot of damage and the operation in spite of them to obtain, Dr. Valentina Garibotta San Raffaele University in Milan said. Scientists have used brain scans to fix the events in it, 242 people aged 72 -. With some signs of memory impairment, and 144 people - with no memory problems As a result of the 14-month period of 21 persons was diagnosed from the experiment participants with signs of memory impairment in Alzheimer's disease. Scientists conducted a screening of the brain in people with approximately the same memory problems. It turned out that people with a higher level of professional development and the intellectual challenge, the brain damage is much lower. Thus, the psychological stress is a critical factor for the normal activity of the brain, the study's author.