Assertion: coffee's caffeine | /r/HasAspect | protective effect
Facets:
value: on heart rhythm
type: TRANSITIVE-OBJECT
value: on the nervous system
type: TRANSITIVE-OBJECT
Source sentences:
text: Research says that caffeine has a protective effect on the nervous system, which eventually helps in preventing the disease.
text: Moreover, “low-dose” caffeine, defined as drinking fewer than about six cups of coffee a day, may even have a protective effect on heart rhythm.