Caffeine
From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history
Caffeine is a central nervous system stimulant and the active ingredient in coffee.
Caffeine is a central nervous system stimulant and the active ingredient in coffee.
central nervous system (CNS) - One of the two parts of the human nervous system, the other part being the peripheral nervous system. The central nervous system consists of the brain and spinal cord, while the peripheral nervous system consists of nerves that travel from the central nervous system into the various organs and tissues of the body.
adverse reaction Any unintended or unwanted response to a treatment, whether in a clinical trial or licensed treatment. May be minor or serious.