Shorter adult stature increases the impact of risk factors for cognitive impairment: a comparison of two Nordic twin cohorts.

We analyzed the association between mean height and old age cognition in two Nordic twin cohorts with different childhood living conditions. The cognitive performance of 4720 twin individuals from Denmark (mean age 81.6 years, SD = 4.

Coffee drinking in middle age is not associated with cognitive performance in old age.

Background: The lack of effective disease-modifying treatments highlights the need for research on the prevention of dementia. It has been suggested that coffee has a protective effect on cognitive performance in old age, but only some of the previous studies have shown this association.

Objective: The aim of our study was to analyze the potential association between coffee drinking in middle age and cognitive performance in old age in a large sample of Finnish twins.

Genetics of coffee consumption and its stability.

Background: Coffee is a highly popular drink associated with the pathogenesis of several diseases and the use of tobacco and alcohol. Considering the worldwide consumption, coffee has a substantial effect on individual wellbeing and public health. The role of genetic factors contributing to interindividual differences and their stability in coffee use is not well known.