Which of the following cues should you use if you were to attempt to predict life expectancy of a group of people, and the only information you had available were their photo albums?

Question

Quizplus · Accepted Answer

The frequency of Duchenne smiles, which are genuine smiles involving the muscles around the eyes, has been linked to positive emotions and better health outcomes, potentially indicating longer life expectancy.

Which of the Following Cues Should You Use If You