Insanity - a unique human trait

The decrease in brain and mental decline in old age appeared unique feature of the human body, which is not observed among chimpanzees and other great apes. Such a discovery made a team led by Chet Sherwood of George Washington University.

The researchers suggest that mankind thus paying for longevity, purchased in the course of evolution. In combination with other factors, this leads to the fact that many elderly people suffer from lower intelligence and dementia due to degeneration of nerve tissue.

Scientists have also found that for a person characterized by the presence of so-called thresholds of aging. The cells are "gray matter" are beginning to age rapidly in the 57 - 58 years.

Source: www.utro.ru

via factroom.ru