Wrinkle Grade

At rest

At Rest

1) None

No visible fold, continuous skin line

2) Mild

Shallow but visible fold with a slight indentation; minor facial feature. disappears when stretched.

3) Moderate

Moderately deep folds. Clear facial features visible at normal appearance but disappears when stretched.

4) Severe

Very long and deep folds; prominent facial feature. Less than 2 mm visible fold when stretched.

5) Extreme

Extremely deep and long folds, detrimental to facial appearance. >2 mm visible folds still visible even when stretched.