Does caffeine make us have more energy even though it doesn’t have many calories? Does it make our bodies use up fat that is already stored? Where does the extra energy from caffeine come from?

Question

Does caffeine make us have more energy even though it doesn’t have many calories? Does it make our bodies use up fat that is already stored? Where does the extra energy from caffeine come from?

In: 2234

Answer 1

Caffeine basically puts tape over the “I’m tired” button.

This is why caffeine shouldn’t ever be used as a replacement for sleep. If you’re too tired to drive you’re too tired to drive, no matter how much coffee you’ve had