Anhedonia: Causes & Reasons

Possible Causes for Anhedonia

Adolescents showed more suicidal thoughts and anhedonia than children. [ncbi.nlm.nih.gov]

Children showed less symptoms than adolescents, but the symptomatic profile was comparable (only anhedonia was significantly more frequent in adolescents). [ncbi.nlm.nih.gov]

RESULTS: Dysthymic disorder was associated with earlier age at onset than MDD, similarly frequent symptoms of affective dysregulation, but low rates of anhedonia and neurovegetative [ncbi.nlm.nih.gov]

Reactive Depression

Anhedonia – Insomnia – Irritability – Lethargy Anhedonia, insomnia, irritability and lethargy are the four key features of reactive depression. [neckandback.com]

Synonyms: exogenous depression Type of: clinical depression, depression, depressive disorder a state of depression and anhedonia so severe as to require clinical intervention [vocabulary.com]

Endogenous depression is characterized by feelings of guilt and worthlessness and anhedonia. [7cups.com]

Severe Depressive Episode

A higher total score indicates higher levels of state anhedonia. [clinicaltrials.gov]

Clinical science Summary Major depressive disorder (MDD) is an episodic mood disorder primarily characterized by depressed mood and anhedonia that lasts for at least 2 weeks [amboss.com]

[…] mass unemployment depression; low an air mass of lower pressure; often brings precipitation depression; clinical depression; depressive disorder a state of depression and anhedonia [tagalogtranslate.com]

Endogenous Depression

Endogenous depression is characterized by feelings of guilt and worthlessness and anhedonia. [7cups.com]

The "anhedonia hypothesis" of depression from DSM-IV permits the inclusion of the non-core group of depression into major depressive disorder, because patients with the endogenous [ncbi.nlm.nih.gov]

Anhedonia is the inability to derive pleasure from once pleasurable activities such as exercise, hobbies, or sex. [7cups.com]

Disorganized Schizophrenia

Sometimes, there is a complete lack of emotion, including anhedonia (lack of pleasure), and avolition (lack of motivation). [en.wikipedia.org]

Anhedonia Someone with the condition of schizophrenia can demonstrate a lack of joy in things that used to bring them pleasure. [schizophrenia.about.com]

These are due to anhedonia and avolition, the disinterest in pleasure and a lack of motivation in seeking enjoyment. [schizlife.com]

Schizophrenia

[…] behavioral aspect of anhedonia. [doi.org]

Implications for assessment and treatment are discussed in relation to this new conceptualization of anhedonia. [ncbi.nlm.nih.gov]

Findings from studies employing trait emotion instruments suggest that patients have attenuated levels of positive emotion (ie, anhedonia) and increased levels of negative [ncbi.nlm.nih.gov]

Schizoid Personality Disorder

Results from the factor analyses indicated that SZPD consists of three factors: social detachment, withdrawal, and restricted affectivity/ anhedonia. [ncbi.nlm.nih.gov]

Anhedonia, aversiveness, or introversion; social anxiety; depression (Gunderson & Philips, pg. 1445). [ptypes.com]

The symptoms of SPD mirror the negative symptoms of schizophrenia, such as anhedonia, blunted affect and low energy, and SPD is thought to be part of the "schizophrenic spectrum [en.wikipedia.org]

Postpartum Depression

As with other forms of depression, it is characterized by sadness and/or loss of interest in activities that one used to enjoy and a decreased ability to feel pleasure (anhedonia [fda.gov]

Signs & Symptoms Every woman is different, but these are some of the more common signs and symptoms of PPD: depressed mood or depression with anxiety anhedonia, which involves [camh.ca]

Many women are surprised, then, when this joyful event is followed by sadness, mood swings, and anhedonia. [journals.lww.com]

Depression

[…] measures levels of depression, anger, hostility, fatigue, and confusion, while DASS gauges other negative mood states as well, including hopelessness, lack of interest, anhedonia [nutritionfacts.org]

“A [common] symptom of depression is anhedonia, or the inability to experience pleasure,” says Dr. Scrivani. [usatoday.com]

反刍综合症 NOS 非器质性睡眠障碍嗜睡症失眠 Parasomnia 快速眼动期睡眠行为障碍夜惊恶梦性功能障碍性欲 Hypoactive sexual desire disorder 性欲亢进性刺激女性性功能障碍勃起功能障碍性高潮 Anorgasmia Delayed ejaculation 早发性射精 Sexual anhedonia [zh.wikipedia.org]

Posttraumatic Stress Disorder

PTSD symptom severities (total, cluster, and all but 3 individual symptoms) significantly correlated with attempted suicide; recklessness (AOR = 1.7), anhedonia (AOR = 1.7 [ncbi.nlm.nih.gov]

CFAs comparing the DSM-5 model with alternative models (the three-factor solution, the dysphoria, anhedonia, externalizing behavior and hybrid model) to account for the structural [ncbi.nlm.nih.gov]

Another symptom is anhedonia, which is characterized by a loss of interest in formerly enjoyable activities. [psychguides.com]

Heroin Dependence

Below are some of the more common withdrawal symptoms associated with heroin: Anhedonia Dysphoria Nausea, vomiting, diarrhea Agitation Anxiety Disrupted sleep patterns Strong [roserehab.com]

Effect of extended-release naltrexone on striatal dopamine transporter availability, depression and anhedonia in heroin-dependent patients. [mentalhelp.net]

A condition called anhedonia, or lack of pleasure, often develops in recovering heroin addicts. [dualdiagnosis.org]

Drug Dependence

Pers Soc Psychol Bull 31:121–135. doi: 10.1177/0146167204271309 PubMed CrossRef Google Scholar Wise RA (1982) Neuroleptics and operant behavior: The anhedonia hypothesis. [doi.org]

Postcocaine anhedonia. An animal model of cocaine withdrawal. Neuropsychopharmacology. 1991; 4 :17–26. [ PubMed ] [ Google Scholar ] Marks I. [ncbi.nlm.nih.gov]

Parallel changes in dopamine D2-receptor binding in limbic forebrain associated with chronic mild stress-induced anhedonia and its reversal by imipramine. [doi.org]

Depressive Disorder

Clinical science Summary Major depressive disorder (MDD) is an episodic mood disorder primarily characterized by depressed mood and anhedonia lasting for at least 2 weeks. [amboss.com]

[…] worldwide in 2008 by WHO, which has projected that this disease will rank first by 2030.[1] It is diagnosed when an individual has a persistently low or depressed mood, anhedonia [statpearls.com]

indecisiveness Insomnia or hypersomnia (excessive sleeping) almost every day Markedly diminished interest or pleasure in almost all activities nearly every day (called anhedonia [webmd.com]

Simple Schizophrenia

[…] and anhedonia, avolition, and asociality cluster [ 4 ]. [intechopen.com]

[…] include: Social withdrawal "Flat affect," dull or monotonous speech, and lack of facial expression Difficulty expressing emotions Lack of self-care Inability to feel pleasure (anhedonia [onhealth.com]

[…] blunted or flat affect (emotional inexpressiveness and apparent unresponsiveness); alogia (poverty of speech); asociality (apparent lack of desire for the company of others); anhedonia [health.harvard.edu]

Cannabis Abuse

In particular, these participants were more likely to have experienced suicidal ideation and anhedonia during the follow-up period. [ncbi.nlm.nih.gov]

Individuals who regularly use cannabis often report physical and mental lethargy and an inability to experience pleasure when not intoxicated (known as "anhedonia"). [minddisorders.com]

[…] attempted to look at the types of symptoms that might be elicited by marijuana: positive (perceptual anomalies, magical or paranoid ideation), and negative (asociality, anhedonia [primarypsychiatry.com]

Addictive Behavior

[…] withdrawal symptoms (e.g., fatigue and delirium tremens) psychological dependence – dependence that involves emotional–motivational withdrawal symptoms (e.g., dysphoria and anhedonia [en.wikipedia.org]

Dopamine and reward: the anhedonia hypothesis 30 years on. Neurotox Res 2008 ;14: 169 - 183 14. Schultz W. Getting formal with dopamine and reward. [dx.doi.org]

Postpartum Psychosis

EPDS is a self-rating tool used to uncover the presence of persistent low mood, anhedonia, guilt, anxiety, and thoughts of self-harm, while MDQ may be used to elicit past [symptoma.com]

To be diagnosed with any major depressive disorder (not just PPD), an individual must experience depressed mood or anhedonia (the inability to experience pleasure) for two [m.chabad.org]

Symptoms of major depression may include depressed mood, tearfulness, anhedonia, insomnia, fatigue, appetite disturbance, suicidal thoughts, and recurrent thoughts of death [reference.medscape.com]

Bipolar Disorder

Some symptoms of OSA are the same as the symptoms of depression: daytime drowsiness, cognitive dysfunction, decreased drive, apathy, depressed mood, anhedonia. [ncbi.nlm.nih.gov]

[…] categories for specifiers will be removed in DSM-5 and criterion A will add or there are at least 3 symptoms of major depression of which one of the symptoms is depressed mood or anhedonia [en.wikipedia.org]

Distinguishing affective depersonalization from anhedonia in major depression and bipolar disorder. [ncbi.nlm.nih.gov]

Cocaine Abuse

This newly identified mechanism might be common to several affective disorders such as anhedonia—the inability to feel pleasure—and feelings of despair, which are also characterised [presse.inserm.fr]

Extreme mood swings Exhaustion and fatigue Physical weakness Muscle or joint pain Sleep disturbances Suicidal ideation Trouble concentrating Slowed thinking Chills or tremors Anhedonia [lagunatreatment.com]

Exhaustion and increased somnolence (sleepiness) Challenges in concentration Tremors and shakiness Depression Intense craving for cocaine Anxiety Chills Body aches and pains Anhedonia [mentalhelp.net]

Alzheimer Disease

Yoshiaki Kaji and Koichi Hirata, Apathy and Anhedonia in Parkinson's Disease, ISRN Neurology, 2011, (1), (2011). Thomas N. [doi.org]

Hypoparathyroidism

[…] chronic omeprazole use and periodic seizures, who presented to the emergency department of a secondary hospital in Southern Brazil with symptoms of major depression (sadness, anhedonia [ncbi.nlm.nih.gov]

Schizotypal Personality Disorder

Social anhedonia associated with poor evaluative processing but not with poor cognitive control. [frontiersin.org]

Social anhedonia and schizotypy in a community sample: the Maryland longitudinal study of schizotypy. [frontiersin.org]

Substance Abuse

Abstract The Substance Abuse Bureau of the Ontario Ministry of Health recently launched the Ontario Addictions Treatment Services Rationalization Project to increase the capacity of existing services and restructure the service delivery system. One of the recommended strategies was to shorten the length of[…] [ncbi.nlm.nih.gov]

Chronic Alcoholism

Of five chronic alcoholics with acute skeletal muscle necrosis (rhabdomyolysis) three developed acute heart failure with disturbances of rhythm and conduction. Symptoms came on abruptly after a period of intensified drinking. Myocardial infarction, thiamine deficiency, and cobalt intoxication were excluded. Probably[…] [ncbi.nlm.nih.gov]

Obsessive-Compulsive Disorder

Most people, at some point in their lives, have temporary fascinations, fixations or "obsessions" with people, places or things. But for approximately 2% of Canadians, obsessive-compulsive disorder (OCD) transforms their lives into a constant series of unwanted thoughts and repetitive behaviours that they cannot[…] [pharmasave.com]

Dutasteride

We did not evaluate other reported adverse effects associated with 5α-RI exposure, including other sexual effects (infertility, anorgasmia, and sexual anhedonia), genital [peerj.com]

[…] muscle atrophy, thinning, and drying of skin), cognitive disorders (memory impairment, slowed cognition, and confusion), or psychological disorders (anxiety, depression, anhedonia [peerj.com]

Involutional Depression

major depressive episode ((psychiatry) a state of depression with all the classic symptoms (anhedonia and lethargy and sleep disturbance and despondency and morbid thoughts [audioenglish.org]

[…] horizon (especially of a celestial object) a concavity in a surface produced by pressing he left the impression of his fingers in the soft mud a state of depression and anhedonia [vdict.com]

“That dead-eyed anhedonia is but a remora on the ventral flank of the true predator, the Great White Shark of pain. [goodreads.com]

Abulia

Abstract Anhedonia and abulia are syndromes often presented as components of various psychiatric and neurological disorders, including depression, schizophrenia, stroke, multiple [ncbi.nlm.nih.gov]

However, she denies dysphoria or anhedonia. [mdedge.com]

A preliminary study of apathy in dementia showed that patients with apathy but no depression rarely report anhedonia, suggesting that anhedonia is more characteristic of depression [doi.org]

Familial Mediterranean Fever

Familial Mediterranean Fever Definition Familial Mediterranean fever (FMF) is an inherited disorder of the inflammatory response characterized by recurring attacks of fever, accompanied by intense pain in the abdomen, chest, or joints. Attacks usually last 12-72 hours, and can occasionally involve a skin rash. Kidney[…] [medical-dictionary.thefreedictionary.com]

Seasonal Mood Disorder

We describe the case of a patient who, after a traumatic experience at the age of 12, had a series of anniversary depressive episodes at 16, 17, 18 and 19 years of age, followed by a series of anniversary manic episodes at the ages of 21, 23, 24, 25 and 26 years. All of these episodes occurred almost always a few[…] [ncbi.nlm.nih.gov]