The article draws on a survey that measures conscientiousness on a scale of 9 (the lowest possible score) to 45. The youngest group of respondents, ages 16 to 39, had an average score of 35.51 in ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Alzheimer's disease afflicts more than 5 million Americans—and is always fatal. In some cases the mental decline is ...

People who are organized, with high levels of self-discipline, may be less likely to develop mild cognitive impairment as they age, while people who are moody or emotionally unstable are more likely ...

Extraverts and individuals who are disciplined are less likely to experience cognitive decline later in life, whereas those with neuroticism have an increased risk for cognitive dysfunction, new ...