The definition of naturalism is a view, particularly a philosophical and artistic one, that bases everything on what can be seen, what is viewed as natural and what is viewed as Earthly. An example of naturalism is an atheistic viewpoint. naturalism.
is caffeine a vasoconstrictor or a vasodilator? Answers: vasoconstrictor. vasoconstritor and a diuretic. Caffeine is also a known competitive inhibitor of the enzyme cAMP-phosphodiesterase (cAMP-PDE), which converts cyclic AMP (cAMP) in cells to its noncyclic form, allowing cAMP to build up in cells.
PROS: Drinking just one cup of a coffee a day could reduce your blood pressure, according to a Greek study of 485 people aged 65 to 100. Wake up and smell the coffee: Drinking one every morning could reduce your blood pressure.