Mental health conditions affect millions of people across every stage of life, yet they remain widely misunderstood. Anxiety, childhood trauma, and depression are three of the most discussed topics in modern psychology, and understanding how they are defined, diagnosed, and treated is essential for anyone studying the field. This paper examines each of these areas in turn, drawing on current clinical frameworks and recent research to explore what distinguishes normal emotional responses from diagnosable disorders, how early life experiences shape adult mental health, and what treatment options are available for those suffering from depression.
Part A: Anxiety and Anxiety Disorders
The term anxiety refers to the body's expected response to stress. Usually, it exhibits fear regarding something that has not yet happened (American Psychiatric Association, 2022). For instance, many students feel anxiety sometime before having an exam.
However, there are situations when anxiety escalates and cannot be categorized under normal anxiety. Under such circumstances, there are possibilities that an individual might be experiencing an anxiety disorder. A significant difference between normal anxiety and anxiety disorder lies in its duration, intensity, and the degree to which it impairs daily functioning (APA, 2022). Normal anxiety is typically short-lived, lasting hours to days, and is proportionate to the situation at hand. By contrast, clinical criteria under the DSM-5-TR require that anxiety and worry be present more days than not for at least six months before a diagnosis of Generalized Anxiety Disorder (GAD) can be made (APA, 2022).
Deducing from the case provided, Susan's reaction in situations where she is supposed to speak is normal and cannot be grouped as an anxiety disorder. She does not have a psychological disorder because it is normal for people to feel anxious when tasked with engaging in public speaking. The habit of preparing meticulously and rehearsing multiple times is a good act since it helps reduce anxiety, which is perfectly normal for anyone in such a situation. Another factor that makes it confident that Susan does not have any anxiety disorder is because a stressor usually causes normal anxiety. In contrast, anxiety disorder might arise even without a specific stressor. The case has indicated that Susan always feels anxious when she is supposed to speak; therefore, a particular stressor is identified to relate to her anxiety condition.
It is also worth noting that under revised DSM-5-TR criteria, individuals are no longer required to personally recognize that their anxiety is excessive or unreasonable in order to receive a diagnosis. Instead, the anxiety must be determined to be out of proportion to the actual danger or threat in the situation, with cultural and contextual factors taken into account (APA, 2022). This is an important distinction from older diagnostic frameworks. In Susan's case, the anxiety she experiences before public speaking is entirely proportionate to the situation and resolves once the stressor has passed — further evidence that she falls within the range of normal human experience.
Also, anxiety disorder always manifests itself in a challenging manner to manage and, at many times, falls out of control (APA, 2022). However, Susan is still in control, which is denoted by her intense practice. Additionally, anxiety disorders affect a significant portion of the population. Research indicates that anxiety disorders are the most common mental health concern in the United States, affecting more than 40 million adults, representing approximately 19% of the population, and approximately 7% of children aged 3 to 17 experience anxiety-related issues each year (Craske & Stein, 2016). Susan's experience, while uncomfortable, does not meet this clinical threshold and does not disrupt her daily life in any meaningful way.
The two primary criteria used to determine Susan's condition are the duration of the anxiety and the impact it has on her everyday life. The case has illustrated that her anxiety is short-lived and does not affect her daily routine. Therefore, these are enough proofs that she is just experiencing normal anxiety. If she were undergoing an anxiety disorder, there are high chances that the condition would have lasted for extended periods — well beyond the six-month clinical threshold — and would have had significant adverse effects on her social, occupational, or academic functioning (APA, 2022).
Part B: Childhood Experiences and Emotional Challenges
Much focus on an individual's childhood as the primary cause of emotional challenges is vital since it helps to curb any present emotional issues which might escalate and worsen when they grow (Copeland et al., 2018). Usually, when a condition is identified at an early stage, it is possible to accord the victim the required help when the situation is still manageable. Children are very flexible to adapt to change, unlike adults; therefore, when they are monitored and guided correctly, there is a chance that there will be less emotional-related challenges in the future.
A widely used framework for understanding the long-term effects of early adversity is the concept of Adverse Childhood Experiences, or ACEs. ACEs include exposure to abuse, neglect, household dysfunction, and other traumatic events during childhood, and research has consistently demonstrated that a higher number of ACEs is associated with significantly increased risk of mental health disorders, substance misuse, and chronic health conditions in adulthood (Merrick et al., 2019). This framework has been increasingly adopted in both clinical practice and school-based mental health programs, reflecting growing recognition that early life environments leave lasting imprints on psychological development.
Also, focusing on childhood to eliminate emotional problems is essential since it helps people eliminate hindering factors and enable them to focus on more critical immediate needs. Psychologists need to identify the root cause of a problem manifesting in an adult. It can be ineffective trying to cure a condition when the actual cause is unknown. Therefore, it is imperative to examine an individual's childhood upbringing in cases where the problem started when they were young. Sufficient literature denotes that people who talk about traumatic childhood experiences heal more quickly from psychological conditions, unlike those who opt to keep things to themselves (Copeland et al., 2018). This is consistent with the growing adoption of trauma-informed care approaches, which recognize the widespread impact of trauma and integrate knowledge about trauma into therapeutic and educational settings.
On the other hand, a drawback of emphasizing childhood life as the primary root of emotional challenges might be misleading. There are high chances that much focus will be directed towards childhood while ignoring current issues or challenges that are not associated with an individual's childhood. There are significant chances that there are moments when recent events trigger psychological conditions; however, since most psychological problems are assumed to emanate from an unhappy or traumatic childhood, this focus might hinder people from tackling recent or current issues (Copeland et al., 2018). Moreover, focusing on childhood memories can make people turn to blame rather than finding solutions to their problems. Instead of finding answers, they may blame either their parents, caregivers, or guardians for their misfortunes, which might not always be the case.
It is also important to recognize that not all individuals who experience childhood adversity go on to develop mental health problems. Research has increasingly highlighted the role of neurobiological resilience factors, including supportive social environments, strong attachment relationships, and individual temperament, which can buffer the effects of early adversity (Merrick et al., 2019). This nuance is essential to avoid pathologizing normal developmental experiences or reducing complex adult mental health outcomes to a single cause.
Part C: Depression - Diagnosis and Treatment
Depression is a mental condition that affects an individual's mood, resulting in persistent feelings of sadness and loss of interest in activities that used to be enjoyable. It usually affects how people think, feel, and behave, and it can lead to various emotional and physical challenges. It is one of the most common clinical conditions worldwide. According to the World Health Organization, approximately 3.8% of the global population is affected by depression, encompassing around 5% of adults (Bains & Abdijadid, 2024). Importantly, depression is a treatable condition. To be diagnosed with a depressive disorder, a patient must display specific symptoms for no fewer than two weeks. Some of the common symptoms associated with depression disorder include loss of interest in activities that used to be enjoyable, persistent sadness, loss of appetite, sleep disturbances, suicidal thoughts, and feelings of guilt or worthlessness (Bains & Abdijadid, 2024).
Prior to diagnosis or treatment, an approved health practitioner must conduct an in-depth evaluation of the patient. The assessment is done to ascertain if specific symptoms are present and to rule out other possible causes. The evaluation can also examine medical and family history since there are cases where genetic factors or past health issues can influence depression. Cultural and environmental analysis is also conducted to ascertain whether an individual is suffering from depression (Bains & Abdijadid, 2024).
In the provided case, the first step would be to recommend an evidence-based treatment approach that takes into account the individual's specific circumstances. For many patients, a combination of antidepressant medication and psychotherapy represents the most effective starting point. Selective serotonin reuptake inhibitors (SSRIs) and serotonin-norepinephrine reuptake inhibitors (SNRIs) remain established first-line pharmacological options, as they work by balancing brain chemistry and have a well-documented safety profile (Bains & Abdijadid, 2024). However, it is important to acknowledge that these medications typically require four to six weeks to demonstrate their full effectiveness, and up to one-third of individuals with depression do not respond adequately to initial antidepressant treatment (National Depression Hotline, 2026).
For cases that do not respond to standard antidepressant therapy, the treatment landscape has expanded significantly in recent years. In January 2025, esketamine nasal spray (Spravato) received approval as the first standalone monotherapy for treatment-resistant depression in adults, offering symptom improvement within 24 hours by targeting the brain's glutamate system rather than serotonin — a fundamentally different mechanism from traditional antidepressants (The Online GP, 2025). Additionally, newer oral medications such as Zuranolone (Zurzuvae), approved for postpartum depression, and Exxua (Gepirone) represent further advances in targeted pharmacological care (LifeStance Health, 2025).
Electroconvulsive Therapy (ECT) can also be considered for patients with severe or highly treatment-resistant depression. It remains an effective intervention, particularly for those who have not responded to multiple medication trials. However, ECT is typically considered a later-stage option given its more intensive nature. A less invasive brain stimulation alternative that has grown substantially in evidence and adoption is repetitive Transcranial Magnetic Stimulation (rTMS), which directly stimulates nerve cells in brain regions involved in mood regulation and has a well-established safety profile (The Online GP, 2025). Ongoing research continues to personalize rTMS protocols to individual patients, increasing its effectiveness and accessibility.
Ultimately, effective depression treatment in 2026 is increasingly guided by the principle of individualized, evidence-based care. Rather than a one-size-fits-all approach, clinicians now consider a patient's symptom profile, treatment history, genetic factors, and personal preferences when designing a treatment plan. This shift toward personalized care represents one of the most significant advances in depression management in recent years (LifeStance Health, 2025).
Conclusion
Anxiety, childhood adversity, and depression are distinct but interconnected aspects of mental health that require careful, evidence-informed understanding. As this paper has demonstrated, distinguishing between normal emotional responses and clinical disorders depends on criteria such as duration, severity, and functional impairment — boundaries that continue to be refined through ongoing updates to diagnostic frameworks like the DSM-5-TR. Understanding the role of early childhood experiences requires both recognition of their genuine impact and appreciation for the resilience that many individuals demonstrate. And in the realm of depression treatment, the options available in 2026 are broader and more targeted than ever before, offering renewed hope for patients who have not found relief through traditional approaches. For students and practitioners alike, staying current with these developments is essential to providing compassionate, effective mental health support.
References
American Psychiatric Association. (2022). Diagnostic and statistical manual of mental disorders (5th ed., text rev.). American Psychiatric Publishing.
Bains, N., & Abdijadid, S. (2024). Major depressive disorder. In StatPearls. StatPearls Publishing.
Copeland, W. E., Shanahan, L., Hinesley, J., Chan, R. F., Aberg, K. A., Fairbank, J. A., … & Costello, E. J. (2018). Association of childhood trauma exposure with adult psychiatric disorders and functional outcomes. JAMA Network Open, 1(7), e184493.
Craske, M. G., & Stein, M. B. (2016). Anxiety. The Lancet, 388(10063), 3048–3059.
LifeStance Health. (2025, December 15). 2025 new antidepressant medications. https://lifestance.com/blog/2025-new-antidepressant-medications/
Merrick, M. T., Ford, D. C., Ports, K. A., Guinn, A. S., Chen, J., Klevens, J., … & Mercy, J. A. (2019). Vital signs: Estimated proportion of adult health problems attributable to adverse childhood experiences and implications for prevention. Morbidity and Mortality Weekly Report, 68(44), 999–1005.
National Depression Hotline. (2026, February 6). FDA-approved medications for depression. https://nationaldepressionhotline.org/fda-approved-medications-for-depression/
The Online GP. (2025, January 1). New anxiety and depression treatments 2024–2025. https://www.theonlinegp.com/blog/new-anxiety-amp-depression-treatments-2024-2025
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