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Biological root of depression
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Exercise lowers depression essay
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Those diagnosed with depression are often prescribed a form of antidepressant medication, but this form of treatment has its disadvantages. Fifty percent of the millions of Americans who have experienced a bout or continuing bout of major depression have been taking antidepressant medication as part of their treatment program (Major depression, 2017). Therefore, the issue of high rates of depression is accompanied with problematic side-effects associated with the traditional treatment for the disorder. In fact, some studies suggest that antidepressant medication users are at an increased risk of coronary heart disease, stroke, cardiovascular disease, and all-cause mortality (Hansen, 2016). Similarly, a cohort study by Silva and colleagues …show more content…
Fluvoxamine, a common serotonin reuptake medication, has a discontinuation rate of 70% (Ferguson, 2001). Other common antidepressant medications like fluoxetine or setraline have discontinuation rates of 45% and 40%, respectively (Ferguson, 2001). These unfortunate figures leave a person susceptible to irritating withdrawal symptoms. Many patients may experience anxiety, sleep disturbances, and flulike symptoms days after stopping their medication. These symptoms are especially apparent when a patient abruptly ends their prescription without tapering or when there is poor adherence. With such complications that accompany antidepressant medication use and our understanding that there are imbalances occurring in the brain, is there an alternative or supplemental treatment that can be …show more content…
There is strong evidence to suggest that decreased BDNF is associated with hippocampal dysfunction, memory impairment, and increased risk for depression. In mice who voluntarily engaged in wheel running, researchers noticed how the neutrophic upregulation occurred the earliest in the hippocampus, which is a crucial area for repair (Cotman & Cesar, 202). Aerobic exercise also has been shown to increase BDNF and, therefore, reduce the risk for learning and memory deterioration as well as the risk for depression (Erickson et al., 2012). Furthermore, the increase in BDNF levels as a result of exercise was not short-term, but rather long term in that it can stay elevated after 6 continued weeks of voluntary exercise (Cotman & Cesar, 2002). Lastly, it has been suggested that the increases in BDNF are dependent on exercise intensity. An experiment conducted by Vega and colleagues, noted dramatic increases in serum BDNF during a cycling test to exhaustion, but the same dramatic increase was not seen with moderate aerobic exercises lasting over ten minutes (Vega et al., 2006). This may be related to the differences in anaerobic and aerobic exercises, which suggests that exercise training plans should be designed with this in mind. We have seen that exercise has the ability to enhance brain
Understanding psychological disorders are very important in human development, the first step is to define what is meant by a disorder. How do psychologists determine that there something is psychologically wrong with a person? What behaviours are abnormal? A psychological disorder, also known as a mental disorder, is a pattern of behavioural or psychological symptoms that impact multiple life areas and/or create distress for the person experiencing these symptoms. A clear sign of abnormal behaviour or mental state is when an individual's behaviour is destructive to themselves or their social group, such as family, friends. Above all psychological disorders create a maladaptive pattern of thoughts, feelings, and behaviours that lead to detriments in relationships and other life areas. There are several ethical issues in treating psychological disorders. There two ways of treating psychological disorders through; psychotherapy this form of treatment involves social interactions between a trained professional (therapist) and client. This is delivered on a one-to-one, face-to-face meeting. Another way of treating psychological disorder is through pharmacological treatments. This is the use of proactive drugs to treat certain disorders. This essay will aim to highlight the pros and cons of using pharmacological and psychological treatments.
Treating depressive and bipolar disorders with antidepressants remains a popular option in clinical practice. Most clinicians choose the drug or class of drugs, usually selective serotonin reuptake inhibitors, SSRI's, that is most effective and best tolerated with fewer severe side effects. These drugs are beneficial because they specifically target serotonin-based areas of the brain without affecting other neurotransmitter systems. SSRI's largely replaced tricyclic antidepressants which work by blocking the absorption (reuptake) of the neurotransmitters serotonin and norepinephrine, thereby increasing the levels of these two neurotransmitters in the brain. Tricyclic antidepressants present severe side effects and thus are usually only used when other treatments have failed. If SSRI's or tricyclics are not effective Monoamine oxidase inhibitors may be prescribed. MAOI's, enhance tyramine to increase norepinephrine and serotonin. While taking MAOI's you must abstain from foods and alcohol that contain tyramine such as, yogurt, aged cheese, and substances such as cold medications. This is because a potential toxic reaction could occur. Additionally, other antidepressants may be utilized such as Wellbutrin (bupropion) an NDRI-
In the book, Spark: The Revolutionary New Science of Exercise and The Brain by Dr. John J. Ratey, MD (2008), Ratey discuses how exercise can help treat many mood disorders and how it can help strengthen our brains. This book is divided into ten chapters all with five to ten subsections in them. The chapters include: Welcome to the revolution: A Case Study on Exercise and the brain, Learning, Stress, Anxiety, Depression, Attention Deficit, Addiction, Hormonal Changers, Aging, and the Regimen.
The patient still suffers from anxiety and has been taking the Selective serotonin re-uptake inhibitor - Fluoxetine 20mg (BNF 2014: 251-254) once daily since his last visit and the patient reports very low motivation due to a recent separation a...
Antidepressant are a form of pharmacotherapy treatment developed to treat the symptoms of major depression. Antidepressants are used for many other types of conditions including anxiety disorders, obsessive compulsive disorder, dysthymia, eating disorders, sleeping disorders, and substance abuse, pain syndromes, gastrointestional disorders. Antidepressants usually require several weeks to notice significant effects. There are no antidepressants or any medication that is completely free of adverse effects. This article explains that the adverse effects of antidepressant can decrease compliance and slow down the rate of recovery. It is important for one to take note of potential side-effects before choosing the best antidepressant to suit their personalized needs. Statistics show that about 28 percent of patients sto...
In summary, Laurence’s article sanctioning ketamine as a cure for depression is an interesting and well-written article, however, it could give people the wrong idea about ketamine. There is a rapidly increasing interest in the discovery of drugs targeting glutamate neurotransmitter in the brain, as a hope to rapidly treat treatment-resistant patients (Duman & Ronald, 2013). While the mentioned studies in the article and this essay have given insight into ketamine’s antidepressant effects, this is still something that needs to be researched further as a lot of unresolved problems are still around with ketamine. Furthermore, the potential side effects of ketamine, including bladder and kidney damage, hepatotoxicity and psychological effects still require extreme consideration.
Antidepressants are FDA approved drugs given to patients to alleviate symptoms, most commonly anxiety and depression. There are many people who are skeptical about the use of these drugs and if they really work as a benefit toward the people taking them. There are many pros to taking the medications, but there are also cons. This is why users of these drugs have to be aware of the side effects in order to get the full use of the medicine. Research shows that the benefits of antidepressants outweigh the negative long term effects, but only if they are taken in moderation.
I am quite fascinated by generalized control mechanisms and the role they play in the nervous system. I am also quite curious about the relationship between different generalized control mechanisms. The concept of mood and depression in particular have always interested me. I have always wondered what actually causes depression. Why can some people be in a perfectly good mood one day and then less than a week later start exhibiting the signs of clinical depression? I have always been curious about the role that experience and chemical imbalances play in depression and other mood disorders. I donUt totally understand how chemical depression can originate as the result of severe outside stressors in a personUs life. How can this stress go from simply stress in the experiences and environment of a person to a chemical imbalance? I have also wondered why certain people are more susceptible to depression than others. I am curious about whether genetics play a role in depression and whether certain people are more susceptible to depression because of the environment they live in or because of pharmacological reasons and genes. Throughout our class this year, I have wondered about the role that the I-function plays in depression. I find it interesting that it is possible to wake up one morning and be in a nasty mood even if I want to be in a good mood and my I-function is thinking RhappyS thoughts. Through my research for this paper I wanted to find out more about the different kinds of depression and exactly what goes on chemically in the brain when a person is depressed. I also wanted to do a little research on how depression can be treated. I wanted to try and determine how and when the line of simp...
Depression is a mental illness, which affects millions of Americans each year. Currently there are many prescription drugs, called anti-depressants that have been proven to successfully treat it. The causes of depression are somewhat of a medical enigma, however, it is known that depression is associated with a change in the brains chemistry involving the function of neurotransmitters (Reichert). This chemical change occurs in healthy brain’s, which experience sadness, but ends after the unpleasant stimulus is removed. In people suffering from depression this chemical change does not correspond to any particular stimulus. Symptoms of depression are often incapacitating and include severe and extended sadness, feelings of worthlessness, feelings of emptiness, irritability and anxiety (Reichert, Spake).
Cropper, Carol Marie. “A Cloud Over Antidepressants” Businessweek 3880 (2004): 112-113 Business Source Premeir. Web. 28 Jan. 2014
Kaplan, Brian, “Antidepressants and Our ‘Brave New World’.” Dr Brian Kaplan RSS. 24 Jan. 2012. Web. http://drkaplan.co.uk/2012/01/homeopathy/antidepressants-evidence-and-our-%E2%80%98brave-new-world%E2%80%99
Antidepressant usage has increased all around the world and is used by all ages. Doctors are prescribing more prescriptions, even if the patient does not need the medication. “Antidepressants prescriptions in the UK have increased by 9.6% in 2011, to 46 million prescriptions” (Are Antidepressants overused?). This study took place in the United Kingdom; however, a lot more prescriptions are being prescribed all around the world. The use of antidepressants is increasing to an all time high because doctors do not want to waste time talking about feelings. The psychologist’s just want the patients to feel better quickly so they prescribe antidepressants. Human beings as well as doctors think that prescribing medicat...
Depression is an equal opportunity disorder, it can affect any group of people with any background, race, gender, or age. Depression is a sneak thief that slips quietly and gradually into people’s lives - robbing them of their time, and their focus. At first, depression may be undetectable, but in the long run a person could become so weighed down that their life may feel empty and meaningless. Contrary to popular belief, not everyone who commits suicide is depressed, but majority of people who commits suicide do so during a severe depressive episode. There are over 300 million people in the world today who suffer from depression. Depression has affected people for a long as records have been kept. It was first called out by the famous Greek philosopher Hippocrates over 2,400 years ago. Hippocrates called it “melancholia”. Many times we think of depression as one disorder alone, when in fact there are many different types of depression. The different types of depression are major depressive disorder, dysthymic disorder, atypical disorder, adjustment disorder, and depressive personality disorder. All types of depression share at least one common symptom. It is commons from the person who suffers from any form of depression to feel an unshakable sadness, anxious, or empty mood. Major depressive disorder also known as unipolar depression or recurrent depressive disorder is the most severe depressive disorder out of all of the depressive in my estimation. Major depressive disorder is a condition in which affects a person’s family, work or school life, sleeping, eating and general health. It is important to emphasize that we can understand the mechanics of this disorder and how it affects people with major depressive disorder.
716). Characteristic features of Parkinson's disease include “motor impairment (bradykinesia, rigidity, tremor, gait dysfunction, and postural instability), cognitive impairment (frontal lobe executive dysfunction), and mood disorders” (p. 716). Normally, motor performance depends on the interaction between automatic (unconscious) and volitional (cognitive) control of movement, however those with Parkinson's disease, experience an “early and preferential loss of dopamine in the caudal regions of the basal ganglia (dorsal regions in rodents), which leads to diminished automatic and increased cognitive control of movements that include frontal lobe circuitry” (p. 716). Consequently, those with Parkinson’s disease must sustain a larger cognitive load to execute either motor or cognitive tasks, such as working memory. In the past decade, increasing evidence has accrued for the role of exercise in the improvement of motor performance, which may help both the cognitive and automatic control of movement. Thus, exercise interventions can help those with Parkinson’s disease incorporate goal-based motor skill training, which then helps in engaging circuitry important in motor learning. Individuals with Parkinson's disease become cognitively engaged with the practice and acquiring of movements and skills that were formerly automatic and unconscious. In addition, aerobic exercise is also observed as important for improvement of blood flow and assistance of neuroplasticity in the elderly, which may also play a role in the improvement of behavioral function in those with Parkinson's disease. Petzinger et al. additionally states that exercise also uses goal-based training and aerobic activity which can improve “both cognitive and automatic
Introduction: For my research project I would like to explore the effectiveness of antidepressant drugs. Antidepressant drugs are used are used to treat major depression and other conditions, some of which include anxiety, obsessive compulsive disorder, chronic pain and other disorders. Around the world antidepressants are used to cure these types of mental illnesses. It is argued by both medical professionals and other people whether or not they believe that antidepressants work. According to Mayo Clinic one in ten Americans take an antidepressant. Today, antidepressants have became the most common way around the world to treat major depression