I've Got a Gene that Means Coffee Is Bad for My Heart – Half the Public Have It
One afternoon in the summer of 2019, I began to feel an annoying flicker in the corner of my eye, which intermittently stopped and started. It took me a few minutes to realise that one of my eyelashes was twitching.
I’d recently turned 30 and thoughts swiftly flooded through my head – was this a sign of excessive screen time? The early symptoms of some hideous disease? And then I realised that over the past week, I’d been regularly drinking three cups of particularly strong coffee. Following a subsequent week-long “caffeine holiday”, things went back to normal.