A group of British scientists conducted a study involving older people. It was investigated the effect on the brain activity of different intellectual play (puzzles, crossword puzzles).
Just experiment took part 2,8 thousand elderly people, and their average age was 74 years. Volunteers were divided into four groups. Each person got their job. In the first group of elderly people coached the speed of information processing, in the second group trained memory, the third logical thinking, the fourth group was taken as control.
The study lasted for six weeks. Older people averted their practice about an hour a day. It has been proven that intellectual hobby allows you to better cope with everyday tasks in 60% of cases. Noted, crosswords trains the brain and does not allow him to age rapidly in old age.