Finding useful health information should be the highest priority when identifying health information. Predicting information usefulness will significantly improve the effectiveness and efficiency of health information identification, which plays a vital role in fighting against misinformation. Modal behaviors, such as gesture and gaze, are promising indicators of usefulness since they deliver a reliable, thorough, natural, and direct process of user cognitive processing. Therefore, this study aimed to use gesture and gaze behaviors to predict whether information is useful for health informatio...
