Long night? You might be looking for a super-charged caffeinated beverage on your Starbucks run. The coffee with the most caffeine might surprise you.

With a cup of Starbucks coffee now often costing customers upwards of $6, money-minded patrons are eager to get more bang for their buck — and they might get it with the chain’s grande-sized nitro ...

Caffeine helps us wake up and stay alert, but too much can be harmful to our health. Some coffee drinks at Starbucks contain almost the daily limit for caffeine in one cup. Starbucks also has drinks ...

Starbucks’ Cold Brew, Iced Brown Sugar Shaken Espresso, and Pike Place Roast are among the most caffeinated drinks on the menu. Caffeine varies with customizations like extra espresso shots and size.

Dunkin's Americano, Iced Coffee, and Frozen Coffee are among the chain's most caffeinated beverages. Caffeine content varies with customizations, such as added espresso shots and size. The most ...

If you're feeling anxious and having trouble sleeping, you may be taking in too much caffeine, or you may be a slow ...

It’s official, according to the just-released HealthSaver Caffeinated Cities Survey: Phoenix is the 10th most-caffeinated place in the country. Tampa ranks number one, followed by Seattle, Chicago, ...