The short answer is that yes, Coca-Cola fizzy drinks can keep you awake. There are three ways that Coca-Cola can keep you awake, both in the short term and in the long term.
Those 3 ways Coca-Cola will keep you awake are
Caffeine
High Fructose Corn Syrup
Obesity
Let’s explore how and why Coca-Cola (and other non-diet sodas) can keep you awake, for good or for bad.