Prolonged, sustained, excessive stress and your similar response to it, not only causes deterioration of your brain, but it also compromises your immune system; your ability to fight off diseases.
Thousands of years ago, we mostly lived until we either starved, were accidentally poisoned or we were eaten by another animal. Now, we have the distinct ability to slowly kill ourselves over a period of about 80 years with chemical laced foods, too much alcohol and prolonged reaction to stressful events. All are avoidable, if we make the choice to do so.
Unfortunately, most of the people who really need the information in this documentary will never see it and the vast majority who do see it will ignore it. Only those determined to live a quality life for as long as possible will pay attention to this video.
At the present time, 1 in 4 of us will die in a state of dementia or with Alzheimer's. If you want to increase your odds against that happening, then watch this video, pay attention to it, re-watch it several times and invest in a scientifically proven brain fitness program.