Caffeine, Diet Cola, and Energy Drinks: Effects on Neurotransmitters, Cardiometabolic Risk, and Sleep
Caffeine is a central psychoactive compound found in coffee, tea, many colas (including “diet” cola), and energy drinks. As a medical topic, it is best understood through its mechanism of action on the adenosinergic system: caffeine is a competitive antagonist of adenosine receptors (A1 and A2A) in the brain and peripheral tissues. Adenosine normally accumulates… Read More »