How long does 1 shot of espresso keep you awake?
How long does 1 shot of espresso keep you awake? According to the FDA, the half-life of caffeine — the time it takes for the starting amount of the substance to reduce by half — is between four and six hours. This means that up to six hours after drinking a caffeinated beverage, half of […]
How long does 1 shot of espresso keep you awake? Read Post »