The world-famous Maori war battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional , the haka, and being battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional may help Maori people keep dementia away. Researchers from the University of Auckland in New Zealand say performing the haka and speaking two battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional (Maori and English) might help Maoris avoid getting dementia. A battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional by New Zealand's Ministry of Health compared battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional of dementia among battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional in their 80s and 90s. They expected to find battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional rates of dementia among Maoris. This is battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional Maoris battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional have less access to health care, less income, and more heart diseases than non-Maoris. However, researchers found no battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional in rates of dementia between Maoris and non-Maoris. The haka is a battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional war cry or challenge. It is done by a battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional of people who all chant and repeat the battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional energetic movements and stamping of the battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional . It was originally performed by warriors before a battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional . They wanted to show their strength and frighten their battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional . The New Zealand Native football team started using it in 1888. The New Zealand rugby battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional (the famous All Blacks) then started using it before their matches in 1905. It is now a key part of the pre-match battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional for the All Blacks rugby team. The haka is also used to welcome important battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional at ceremonies. A Maori professor said that skill, eye co-ordination and the complex dance routines of the haka help to keep the brain battle because bilingual citizens dance differences enemy feet generally group guests healthy higher languages preparations rates same study team traditional .