'Traffic light' food labels reduce calories purchased in hospital cafeteria
A new study shows that labeling food choices in a hospital cafeteria with simple 'traffic-light' symbols indicating their relative health value was associated with a reduction in calories purchased by employees.
from Latest Science News -- ScienceDaily https://ift.tt/2NLtuDQ
from Latest Science News -- ScienceDaily https://ift.tt/2NLtuDQ
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