This phenomenon has left me questioning,” Why does coffee make me sleepy?” If you’ve felt that random wave of tiredness hit ...

Sleepiness after coffee: This is why you feel sleepy You drink dark coffee and wait for it to stimulate you. However, you may only feel more tired and sleepy after a few minutes. Why does this happen?

When missing out on sleep, many of us turn to caffeine (hello, coffee) to give us the much-needed boost to power through ...

David Benavides, a board-certified sleep medicine physician, told Newsweek when you should cut off coffee consumption and why.

I’m still very tired and slow in the morning ... You need to break this cycle with breakfast in the morning instead of coffee – this is just keeping you stuck in survival (and exhaustion ...

This isn’t just anecdotal. Science backs it up. Researchers have found that participants who took coffee naps performed significantly better on driving tests than those who only drank coffee or napped ...

Except, this time, something was different. Instead of a familiar, coffee-fuelled buzz, I felt very, very sleepy. Even worse, the more coffee I drank, the sleepier I got. The only thing for it?

“Studies suggest coffee naps can improve reaction times ... Taking an early evening nap expecting to be sleepy at your normal time is kind of like having a big, late lunch at 5 p.m., thinking ...