One to two cups of caffeinated tea per day helps too, researchers found after following nearly 132,000 people for 40 years.

The study revealed that drinking more than 2-3 cups of caffeinated coffee a day does not add any extra health benefits ...

Morning routines can add up over decades. A new study suggests your daily coffee or tea habit may also connect to how well your brain holds up with age. Researchers from Mass General Brigham, Harvard ...

A new prospective cohort study by investigators from Mass General Brigham, Harvard T.H. Chan School of Public Health, and the ...

A long-term observational study found a link between the amount of tea and caffeinated coffee people drank and the risk of dementia.

Two-thirds of Americans drink coffee every single day, according to data collected by the National Coffee Association in 2022, and the debate about how much is too much and whether or not any amount ...

Those who enjoy a couple of cups of tea or coffee would love to know that their favorite beverage is now linked to a lower ...

SOUTHFIELD, Mich. (WXYZ) — Millions of Americans start their day with a cup of coffee, and many more have a cup as an afternoon pick-me-up. But, how much caffeine ...

If you think your daily doses of espresso or Earl Grey sharpen your mind, you just might be right, new science suggests. To continue reading, log in or subscribe.