US officials are investigating the safety of caffeine in snacks and energy drinks, worried about the “cumulative impact” of the stimulant – which is added to a growing number of products. Is our tea and coffee-fuelled society too dependent on the world’s favourite drug?
The bubbling kettle, the aroma from the mug, the first bitter mouthful of the morning.
It’s a ritual without which the working day would be, for millions of people, frankly horrifying.
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