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Psych Central

Johnna Medina, Ph.D.

Johnna Medina, Ph.D. is an author, researcher, and graduate of the University of Texas at Austin. She is currently completing her postdoctoral research fellowship at Stanford School of Medicine.


Articles by Johnna Medina, Ph.D.

  • Mixed Features Specifier of Bipolar Disorder & Depression

    “Specifiers” are professionals terms that a mental health professional may use to add more detail to a person’s…

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  • Other Specified & Unspecified Dissociative Disorders

    Other Specified Dissociative Disorder This disorder is characterized by a loss of awareness or orientation to their…

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  • Circadian Rhythm Sleep-Wake Disorder Symptoms

    A persistent or recurrent pattern of sleep disruption leading to excessive sleepiness or insomnia that is due to a…

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  • Language Disorder

    Language disorder is a neurodevelopment condition with onset during childhood development. More specifically…

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  • Cannabis (Marijuana) Withdrawal

    Cannabis withdrawal involves experiencing at least two (2) psychological and one (1) physiological symptom (at…

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  • Somatic Symptom Disorder

    Somatic symptom disorder has replaced what was formerly known as “somatization disorder” in previous editions of…

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© 2005-2023 Psych Central a Red Ventures Company. All rights reserved. Our website services, content, and products are for informational purposes only. Psych Central does not provide medical advice, diagnosis, or treatment. See additional information.
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