Andrew Lim and colleagues at Toronto University carried out tests on 3000 ‘older’ participants at different times of the year to assess cognitive functioning, measuring thinking and concentration skills, as well as physiological tests to look for early signs of Alzheimer’s disease. The outcome was that people who tested in Summer and early Autumn obtained significantly higher scores, than those tested in Winter and Spring. “There may be value in increasing dementia-related clinical resources in the winter and early spring when symptoms are likely to be most pronounced,” the authors say. “By shedding light on the mechanisms underlying the seasonal … Continue reading Be smarter for a longer life.