While it generally declines with age, the episodic memory (memory of memories) of some “old-timers” aged 80 and over remains excellent, as do people twenty to thirty years younger.
By analyzing their brains after death via imaging, American researchers have just discovered that they have neurons that are larger than the average in the United States. The entorhinal cortex, which is a key region of memory. Another difference: their neurons contain fewer groups of tau protein abnormal than others their age, a phenomenon implicated in dementias such as Alzheimer’s disease. On the other hand, studies have shown that dandruff is one of those the elderly It atrophies less and contains more spindle neurons, cells specialized in communication. Knowing these signs better is the first step in preventing brain aging.
What is collective memory?
American researcher in psychology Henry L. defines these as memories experienced or transmitted directly through books, films, and discussions with grandparents, National celebrations, etc. she selective : The French partner, for example, September 11, 2001 with the collapse of the Twin Towers, but not with the hijacked plane that targeted the White House and its passengers rebelled, which is a very symbolic act of resistance for the Americans.
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