Living a healthy lifestyle could dramatically reduce the risk of developing dementia - according to a major piece of new research. A study of more than two thousand middle-aged men in Caerphilly found the risk can be cut by 60 percent.
Exercise was the key factor but cutting out on drinking alcohol and smoking, as well as eating more healthy food could also have a huge impact. Our correspondent Carole Green reports.
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Cloudy and damp evening and night with low cloud giving hill fog and patchy drizzle
A mostly cloudy and murky day with widespread hill fog and outbreaks of rain.
Official figures show areas of Caerphilly, Rhyl, Wrexham, Rhondda Cynon Taf and Bridgend to be the most deprived in Wales.