Does coffee make you more tired? Here's what that means.

I’ll be honest: I had no idea people really drank coffee to perk them up. I thought that was just a fun American TV thing and we were all really in it for the taste.

This is because, in my experience, drinking caffeine actually makes me sleepier.

Turns out I’m in the minority, but not alone. Smoking, oral contraceptives, and caffeine “tolerance” among regular drinkers may cause some of us to feel ready to rest after a cup of java, News Medical Life Sciences says.

Gastrointestinal surgeon, author and lecturer Dr Karan Rajan recently shared a TikTok video in which he listed another reason for post-caffeine fatigue ― it’s all down to our liver, he says.

How does my liver affect how I feel after........

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