For even more energy, a Diet Coke provides a little more zip ... Still, not even a can of Sun Drop can rival the caffeine content in a cup of coffee. if you really want the most energy possible ...

If you're not a coffee drinker, you might reach for a can of soda to get a boost of energy ... it might have slightly more or less caffeine than its sugary counterpart depending on the brand. For ...

He claims his office now has caffeine-free Diet Coke. Sure, we're all guilty of craving a coffee pick-me-up, but that is a ton of caffeine. Adding coffee into the mix likely put him over than 400 ...

Can drinking coffee yield cardiovascular benefits? Can too much caffeine increase stroke risk? Three recent studies examine ...

In a sense, caffeine is the drug that made the modern world possible. And the more modern our world gets, the more we seem to need it. Without that useful jolt of coffee—or Diet Coke or Red Bull ...

The biggest stories of the day delivered to your inbox.

Soft drinks are here to stay. Whether it's regular, diet, or caffeine free--a person is an avid consumer or not--everyone has ...

New research shows a possible link between daily caffeine levels and the risk of Alzheimer's. But should you be having more ...

The amount of caffeine in a cup of coffee can vary based on the type, serving size, method of preparation, and bean variety, among other factors. Coffee is the biggest dietary source of caffeine.

Here's the short answer. Some research suggests moderate caffeine consumption has a positive impact on erectile health, but ...

Caffeine can be part of a healthy lifestyle when consumed in moderation, but it's important to recognize your limits. Pay ...