When you think someone is “fit” or “healthy,” you may automatically think about physical health. The concept of health encompasses not only physical health but also mental and emotional health, including dimensions such as self-acceptance, social skills, or the perception of control over what is happening around us. The World Health Organization (WHO) defines mental health as: “a complete state of physical, mental and social well-being, not just the absence of disease”. Thus, psychological well-being brings together a set of sensations that refer to the way we judge our life at the general level. Moreover, it is not necessarily related...