If you are training without a formal tool, focus on identifying the "seven universal emotions" through these specific facial cues: cdn.prod.website-files.com Key Indicators to Look For Pressed-together lips and contraction around the mouth.
This is a completely free, DIY training method. micro expression training tool free
Don't start with speed; start with knowledge. You cannot see what you do not understand. Learn the specific facial muscle movements for each emotion. If you are training without a formal tool,
The Value of Free Micro-Expression Training Tools in Modern Communication You cannot see what you do not understand
For those interested in learning more about micro expressions and emotion recognition, here are some additional resources:
"Good free intro to the 7 micro-expressions. The timed quizzes are fun and challenging. Big downsides: small clip library (repeats quickly), acted expressions (not real life), and annoying ads. Excellent for a casual 15-minute practice, but you'll hit the paywall fast if you're serious. 3/5 stars."