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Positive affectivity (PA) is a human characteristic that describes how much people experience positive affects (sensations, emotions, sentiments); and as a consequence how they interact with others and with their surroundings. [1] People with high positive affectivity are typically enthusiastic, energetic, confident, active, and alert.
Consequently, greater accessibility of relevant information facilitates successful problem solving. Positive mood also facilitates resistance to temptations, especially with regard to unhealthy food choices. [5] Interpersonal relationships have also been shown to have an effect on maintaining a positive mood.
The PANAS is a lexical measure developed in a North American setting and consisting of 20 single-word items, for instance excited, alert, determined for positive affect, and upset, guilty, and jittery for negative affect. However, some of the PANAS items have been found either to be redundant or to have ambiguous meanings to English speakers ...
Happiness is a complex and multifaceted emotion that encompasses a range of positive feelings, from contentment to intense joy. It is often associated with positive life experiences, such as achieving goals, spending time with loved ones, or engaging in enjoyable activities.
Lusitropy or lucitropy is the rate of myocardial relaxation. The increase in cytosolic calcium of cardiomyocytes via increased uptake leads to increased myocardial contractility (positive inotropic effect), but the myocardial relaxation, or lusitropy, decreases.
In addition, exposure to the 'attitude' objects may have an effect on how a person forms his or her attitude. This concept was seen as the mere-exposure effect. Robert Zajonc showed that people were more likely to have a positive attitude on 'attitude objects' when they were exposed to it frequently than if they were not.
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The halo effect is a perception distortion (or cognitive bias) that affects the way people interpret the information about someone with whom they have formed a positive gestalt. [11] An example of the halo effect is when a person finds out someone they have formed a positive gestalt with has cheated on their taxes.