Caffeine can linger in your system for 10 or more hours, which can impact sleep. Double-shot lattes and cold brews have ...

The team found that moderate consumption of caffeine, amounting to 2–3 cups of coffee or 1–2 cups of tea a day, was associated with the greatest reductions in dementia risk and rate of cognitive ...

Most people, myself included, start their morning with a cup of coffee. Or, more specifically, a cup of caffeine. Some folks even have a second or third cup once the clock strikes noon to power them ...

Katherine Peach is a well-caffeinated, Brooklyn-based writer, who focuses on all things coffee for CNET. Peach's reviews and writing have appeared in Tasting Table, Mashed, LAist, Yahoo Life, MSN and ...