Minimal emotional expression in face.

Reduced emotional expression or reactivity.

Rapid, unpredictable emotional mood changes.

Uncontrollable laughing or crying episodes.

(psychology) External show of emotion or affect, such as by voice, expression, gesture, or posture, whether voluntary or not.

Reduced affect display, sometimes referred to as emotional blunting or emotional numbing, is a condition of reduced emotional reactivity in an individual.

a theory that seeks to organize affects, sometimes used interchangeably with emotions or subjectively experienced feelings, into discrete categories and to typify their physiological, social, interpersonal, and internalized manifestations.

a self-report questionnaire that consists of two 10-item scales to measure both positive and negative affect.