Eating a healthier diet in your older years can reduce the risk of developing dementia, in some cases even for those who are at a higher risk, according to international research. The team followed a cohort of 1865 Swedish over-60s for an average of 8.4 years, looking at how well they adhered to three healthy dietary patterns: a Mediterranean diet, the Alternative Healthy Eating Index - which prioritises fruit, veg, legumes and nuts -, and the reverse Empirical Dietary Inflammatory Index - which