Blank Street sells some form of the green-tea-based drink every four seconds—probably around 10,000 each day—from its 80-odd shops in Britain and America. Between the summer of 2023 and the summer of 2024,

Older people who regularly drink green tea have fewer brain lesions are characteristic of dementia than those who do not drink it, a new study from Japan has found.

Drinking tea helps with brain health, lowering cerebral white matter lesions. Brain as one gets older, can develop problems like white matter lesions. White matter lesions suggest