Study: Elderly people must drink more tea

The research results have shown more tea-drinking can significantly improve attention span, along with the ability to perform complex tasks (psychomotor speed). There has been, however, no association found between drinking tea and overall memory function; neither a correlation between tea and execution of simple speed tasks. Researchers have also suggested in the findings that black tea should be considered for old people in any diet which aims to improve attention and psychomotor speed.

Source: indianexpress.com