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Such illness responses include lethargy, depression, anxiety, malaise, loss of appetite, [3] [4] sleepiness, [5] hyperalgesia, [6] reduction in grooming [1] [7] and failure to concentrate. [8] Sickness behavior is a motivational state that reorganizes the organism's priorities to cope with infectious pathogens.
Physiological causes could include a pheochromocytoma, heart attack, blood transfusion, anaphylaxis, [1] or use of some psychoactive substances. [2] The feeling can also be a transient side effect of adenosine administration, likely due to its activation of adenosine receptors. Due to adenosine's extremely short half-life, this effect is ...
Hodges went on to describe work by Moss-Morris and Pétrie who saw medical students' disease as "a normal perceptual process, rather than a form of hypochondriasis." Learning about a disease "creates a mental schema or representation of the illness which includes the label of the illness and the symptoms associated with the condition.
What you'll notice about a lot of the emotions that people feel in their stomach ( butterflies, the gutwrench, the knot) is that they're all different ways of experiencing the same emotion: stress.
Avoidant personality disorder (AvPD), or anxious personality disorder, is a cluster C personality disorder characterized by excessive social anxiety and inhibition, fear of intimacy (despite an intense desire for it), severe feelings of inadequacy and inferiority, and an overreliance on avoidance of feared stimuli (e.g., self-imposed social isolation) as a maladaptive coping method. [1]
A man taking a nap in the spring. Springtime lethargy is the state of fatigue, lowered energy, or depression associated with the onset of spring. Such a state may be caused by a normal reaction to warmer temperatures, or it may have a medical basis, such as allergies or reverse seasonal affective disorder. [1]
An estimated 4.4 percent of the global population has depression, according to a report released by the UN World Health Organization (WHO), which shows an 18 percent increase in the number of people living with depression between 2005 and 2015. [66] [67] [68] Depression is a major mental-health cause of disease burden.
They point out that a relentless engaging in activities without breaks can cause oscillations of failure, [10] which may result in mental health issues. [ 11 ] It has also been shown that laziness can render one apathetic to reactant mental health issues such as anger , anxiety , indifference , substance abuse , and depression .