Caffeine

The controversial Charged Sips contained 155 to 302 milligrams of caffeine, according to Panera.
The beverage, which is made with ground-up mushrooms and coffee beans, purportedly tastes like regular coffee while offering more benefits.
A doctor explained safe guidelines for limiting your daily consumption, whether you're drinking coffee, tea, energy drinks or soda.
Whether you hate getting up to pee in the middle of the night or you just can't kill your afternoon caffeine buzz, here's when to call it quits.
Drinks like Celsius and C4 Energy claim to enhance your workout. But are they helpful or dangerous? Here's what experts think.
The benefits of coffee are pretty well known, but does hot brew produce different benefits than cold brew?
Are you sensitive to caffeine? Try these options instead, from caffeine-free options to some that just pack less of a punch.
While there’s been conflicting evidence around the health benefits of coffee in the past, researchers wrote in the BMJ that a cup of Joe is “more likely to benefit health than to harm it”.