Moderate consumption of coffee and tea separately or in combination were associated with lower risk of stroke and dementia, a new study of  Tianjin Medical University in Tianjin, China, shows.

28% lower risk of dementia and 32% lower risk of stroke

Drinking coffee or tea alone also was associated with lower risk for both conditions, but people who had 2 to 3 cups of coffee and 2 to 3 cups of tea daily -- 4 to 6 cups total -- faired the best, with a 28% lower risk of dementia and 32% lower risk of stroke than those who didn't drink either, according to the study.

The participants' information came from the UK Biobank, a database of anonymous health information from around half a million volunteers in the United Kingdom gathered between 2006 and 2020. The study looked at health participants between ages 50 and 74 who self-reported their consumption of coffee and tea.

Over the course of the study period, 5,079 participants developed dementia and 10,053 experienced at least one str ...