Introduction

Anxiety is one of the most common and universal emotions. This emotional reaction to the perception of threatening or dangerous stimuli occurs throughout an individual's lifetime. In fact, anxiety elicited by stimuli or situations such as animals, physical danger and separation is an early biological acquisition, whose function is to protect the child from potential dangers. In this sense, anxiety is undoubtedly of value in relation to the preservation of the human being.

The conceptualization of anxiety has varied considerably over recent decades. On the one hand, critics of the unidimensional view of anxiety have proposed a new multidimensional approach. From this perspective, anxiety is a combination of responses, including cognitive, physiological and behavioural (motor) reactions. These responses are provoked by identifiable cognitive-subjective, physiological or environmental ...