Caffeine Withdrawal Symptoms: How Long Do They Last? Average Timeline Varies.
Caffeine is the most universally consumed stimulant of the central nervous system. It works primarily as an adenosine antagonist. Adenosine itself works as an inhibitory neurotransmitter that helps suppress activity in the central nervous system. Since caffeine is an antagonist for the adenosine receptors, it tends to speed up nervous system activity in a dose-related …