Recent research suggests caffeine has a wide variety of health benefits. There are, however, some negative side effects to still keep in mind. Each day, billions of people rely on caffeine to wake up, ...

Adenosine is a short-acting endogenous molecule that is a purine nucleoside. The half-life is 6 seconds. Adenosine receptor activation results in multiple different actions depending on the location.

Molecular imaging with positron emission tomography has enabled scientists for the first time to visualize binding sites of caffeine in the living human brain to explore possible positive and negative ...

Few signaling molecules have the potential to influence the developing mammal as the nucleoside adenosine. Adenosine levels increase rapidly with tissue hypoxia and inflammation. Adenosine antagonists ...

Coffee wakes you up in the morning and keeps you alert throughout the day, but how does its magic ingredient actually work? Mitchell Moffit and Gregory Brown demystify the inner workings of caffeine ...