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  2. Causes of mental disorders - Wikipedia

    en.wikipedia.org/wiki/Causes_of_mental_disorders

    Risk factors for mental illness include psychological trauma, adverse childhood experiences, genetic predisposition, and personality traits. [7] [8] Correlations between mental disorders and substance use are also found to have a two way relationship, in that substance use can lead to the development of mental disorders and having mental disorders can lead to substance use/abuse.

  3. Substance use disorder - Wikipedia

    en.wikipedia.org/wiki/Substance_use_disorder

    "Substance use pertains to using select substances such as alcohol, tobacco, illicit drugs, etc. that can cause dependence or harmful side effects."On the other hand, substance abuse is the use of drugs such as prescriptions, over-the-counter medications, or alcohol for purposes other than what they are intended for or using them in excessive ...

  4. Anxiety disorder - Wikipedia

    en.wikipedia.org/wiki/Anxiety_disorder

    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

  5. Panic disorder - Wikipedia

    en.wikipedia.org/wiki/Panic_disorder

    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.

  6. Addiction psychology - Wikipedia

    en.wikipedia.org/wiki/Addiction_psychology

    Addiction can cause physical, emotional and psychological harm to those affected by it. [1] The American Society of Addiction Medicine defines addiction as "a treatable, chronic medical disease involving complex interactions among brain circuits , genetics, the environment, and an individual's life experiences.

  7. Panic attack - Wikipedia

    en.wikipedia.org/wiki/Panic_attack

    Panic attacks are associated with many different symptoms, with a person experiencing at least four of the following symptoms: increased heart rate, chest pain, palpitations (i.e. feeling like your heart is pounding out of your chest), difficulty breathing, choking sensation, nausea, abdominal pain, dizziness, lightheadedness (i.e. feeling like ...

  8. Anxiety - Wikipedia

    en.wikipedia.org/wiki/Anxiety

    Anxiety is an emotion characterised by an unpleasant state of inner turmoil and includes feelings of dread over anticipated events. [1] [2] [3] Anxiety is different from fear in that fear is defined as the emotional response to a present threat, whereas anxiety is the anticipation of a future one. [4]

  9. Social anxiety - Wikipedia

    en.wikipedia.org/wiki/Social_anxiety

    Social anxiety disorder affects 8% of women and 6.1% of men. [6] In the United States, anxiety disorders are the most common mental illness. They affect 40 million adults, ages 18 and older. Anxiety can come in different forms and panic attacks can lead to panic disorders which is the recurrence of unexpected panic attacks. [7]