Assertion: green light | /r/CapableOf | reduce headache pain
Facets:
value: at low intensities
type: TEMPORAL
Source sentences:
text: In the current study, Burstein and colleagues found that of all light to which migraine sufferers are exposed, a narrow band of green light worsens migraine significantly less than all other colors of light and that at low intensities green light can even reduce headache pain.