article_snippet.sent: Researchers based at the London School of Hygiene and Tropical Medicine and Oxon Epidemiology, also in London, analysed patient information recorded during routine general practice over nearly two decades.
article_snippet.sent: After nine years follow-up, 45,507 people were diagnosed with dementia.
article_snippet.sent: The link was not affected by the decade in which patients were born, age at diagnosis, alcohol use or smoking.
article_snippet.sent: The new research was published in The Lancet Diabetes And Endocrinology journal (must credit).
article_snippet.sent: Dr Simon Ridley, Head of Research at Alzheimer's Research UK, said 'There is currently no sure-fire way to prevent dementia. '
article_snippet.sent: In the meantime, evidence suggests that we can reduce the risk by eating a healthy, balanced diet, exercising regularly, not smoking, and keeping blood pressure in check.
highlights_snippet.sent: This could help scientists develop new treatments, researchers have said .