I’ve wondered, “What’s the strongest coffee?” many times, yet in a completely different scenario. Sometimes, I wonder what the strongest coffee is because I need a coffee loaded with ...

A standard cup of coffee contains about 80 mg of caffeine, but many of Starbucks’ specialty beverages contain far more caffeine. Are you scouring the menu for the strongest coffee at Starbucks?

Caffeine in coffee is chemically related to a drug called theophylline. This was once a mainstay of asthma treatment because ...