human intellect began to decline from 45 years of age

 An important study, memory, reasoning and understanding capabilities such as the brain began to decline from middle age, rather than from his early 60. Experts said the finding is important because through it we know that we should encourage young people to healthier lifestyles through increased brain capacity, others can be avoided by drugs mental decline further. With the population aging rapidly, by 2035 there will be a quarter of Britons over 65 years of age, the doctor said: "cognitive aging in this century will face a big challenge." French Research Center for Epidemiology and Population Health and British researchers at University College London, more than 7,000 people on a 10-year study. The study mainly focused on working in London aged 45 to 70 between the civilian, from 1997 to 1999, they began to cognitive tests.

10 years, three times to measure their cognitive function, to evaluate their memory, vocabulary, listening and visual comprehension. The tasks assigned to them: remember dictation according to "s" at the beginning of words and animal names, the better. The study found that, in addition to vocabulary other than people of any age in all cognitive scores are declining, and there is evidence that the faster decline in the elderly. 45-year-old to 49-year-old male in 10 years reasoning decreased by 3.6%, while the 65-year-old to 70-year-old male fell by 9.6%. Women the same age group decreased probability of 3.6% and 7.4%. The research is published in the online journal "British Medical" on.

The study's leader A Kana - Singh - Dr. Ma Nasi said that the intelligence began to decline when the issue has been controversial, some researchers have concluded that no evidence existed before the 60 cognitive problems. However, the study refuted this view. She said: "The 45-year-old to 49-year-old middle age between cognitive decline has emerged in addition to all other vocabulary tests showed that men of any age and women's cognitive abilities have declined greatly. "The study found that dementia and other diseases that need to be at least 20 to 30 years of evolution, but by promoting a healthy lifestyle and good heart health, can delay disease.
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