This can be confusing for children, who may interpret the expressions ... However, it does take more time to complete than a simpler pain scale. The McGill pain questionnaire (MPQ) is another ...

Share on Pinterest For children, pain scales using images of faces are commonly used. A child may be presented with the images of eight different faces with various expressions. The child chooses ...

The researchers have discovered that when subjected to moderate pain stimuli, mice showed discomfort through facial expressions in the same way humans do. A new study by researchers from McGill ...