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Chronic limitations in general function, substantial psychological impairment, and a reduction in quality of life are all common. [2] Some investigations suggest people can recover; the natural history of the illnesses implies that around 50% to 75% of patients with medically unexplained symptoms improve, whereas 10% to 30% deteriorate.
Anxiety may cause physical and cognitive symptoms, such as restlessness, irritability, easy fatigue, difficulty concentrating, increased heart rate, chest pain, abdominal pain, and a variety of other symptoms that may vary based on the individual. [2] In casual discourse, the words anxiety and fear are often used
Anhedonia is a diverse array of deficits in hedonic function, including reduced motivation or ability to experience pleasure. [1] While earlier definitions emphasized the inability to experience pleasure, anhedonia is currently used by researchers to refer to reduced motivation, reduced anticipatory pleasure (wanting), reduced consummatory pleasure (liking), and deficits in reinforcement learning.
Panic disorder is a mental and behavioral disorder, [5] specifically an anxiety disorder characterized by reoccurring unexpected panic attacks. [1] Panic attacks are sudden periods of intense fear that may include palpitations, sweating, shaking, shortness of breath, numbness, or a feeling that something terrible is going to happen.
People suffered from "chronic or recurrent fatigue", among a large number of other symptoms. [1]: 28–29 The initial link between elevated antibodies and the Epstein–Barr virus led to the name "chronic Epstein–Barr virus syndrome". The CDC renamed it chronic fatigue syndrome (CFS), as a viral cause could not be confirmed in studies.
He then explained that it was caused by autoimmune hepatitis, a chronic liver disease when the body’s immune system attacks the liver cells. The rare condition affects between four and 43 out of ...
It is the hallmark symptom of myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) and common in long COVID and fibromyalgia. [3] [1] PEM is often severe enough to be disabling, and is triggered by ordinary activities that healthy people tolerate. Typically, it begins 12–48 hours after the activity that triggers it, and lasts for days ...
Panic attacks, while unpleasant, are not life-threatening. However, recurrent panic attacks can negatively affect one's mental health if people experiencing them do not seek treatment. Sometimes, panic attacks can develop into phobias or panic disorder if untreated. However, when treated, people do very well, with symptoms decreasing or fully ...