The human memory has an associative nature. Association and mental visualization combine skills and structures of the left and right brain halves. It is easier to remember pictures, photographs or drawings than words or sentences. In fact, it usually takes a lot of effort to remember words and sentences …

Cochrane Database of Systematic Reviews 2008, Issue 2. Art. No.: CD005381. DOI: 10.1002/14651858.CD005381.pub2. Background: Physical activity is beneficial for healthy ageing. It may also help maintain good cognitive function in older age. Aerobic activity improves cardiovascular fitness, but it is …