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Depression Written by Dr. Paul G. Swingle A recent advertisement for an antidepressant medication shows depression as a dark little pesky fellow who seems to whimsically make you feel more or less glum. You can take him on a picnic with you and can make him better behaved if you take the supplementary antidepressant offered by the pharmaceutical company. There are many wrong messages conveyed in this advertisement, a few of which include: First, there is nothing funny or cute about depression. Second, if the depression is appearing and fading ephemerally, then behavioural modification, not chemicals, is warranted. Third, depression is not just bad humour and if you are taking antidepressant medication for bad humour, then you are popping “happy pills.” We have many terms for depression meant to convey qualitative differences in just how one experiences various states of despair, gloominess, melancholy, misery, disinterest, sadness, hopelessness, and dejection. We also have technical terms to define the functional differences among these states, such as the presumed cause of the condition, and the tendency for the condition to fluctuate between sadness and elation, or vary according to time of year. The traditional method for dealing with depression is for the client/patient to describe the subjective symptoms during an initial visit with a health care provider. After describing the symptoms, the client may be asked to complete questionnaires that help define the symptom complex. Treatments vary, of course, depending on the training/expertise/field of practice of the health care provider and the specifics of the depression as defined by the client/patient. Where neurotherapy differs substantially from these traditional methods is in the diagnosis and treatment of the cause rather than treatment of the symptom. People can have symptoms of depression for many different neurological and experiential reasons. Neurometrics identifies those causes and predispositions and localizes regions of the brain for efficient treatment. Neurotherapy does not necessarily replace the other treatment methods and is often used in complement with the other therapeutic procedures. The Neurometrics of Depression People can be depressed because of neurological predispositions (genetic), previously called endogenous, or from their experiences, formerly called exogenous. They can also feel depressed because they lack energy resulting from poor quality sleep or an illness. Neurometrics can discriminate the cause of many of these varieties of depressed mood state, aiding the therapist to develop a treatment plan that may include not only neurotherapy but other treatments as well. The fundamental neurological condition associated with depressed mood is when the right frontal region of the brain is more active than the contralateral left side. There are several ways this can occur. The neurological condition associated with this disparity in activity level is linked to differences in the qualitative features of the depression. Three common forms of depression include genetic predisposition, exposure to negative emotional experience and a predisposition to poor stress tolerance. These common patterns are shown below. Alpha Depression Alpha waves look like this: These waves are associated ciated with creativity, alert relaxation, etc. Alpha Depression: As shown in the first figure, alpha brainwaves are very symmetrical brainwaves in the range of 8 to 12 cycles per second. Alpha is an extraordinarily important brainwave that provides a lot of information about out brain functioning. A disparity in Alpha in the front ront part of the brain with the left having stronger Alpha lpha than the right (as shown in the second figure) is a marker for depression that is generally ally associated with experience experience.. Research has shown that if you yo make a person feel unhappy by having them read accounts of very sad events, alpha increases in the left. This is the sort of change one would experience if a loved one died. Reactive depression, depressio as it is called, is a normal reaction to unhappy situati situations. In general, one should not try to suppress this normal process with the use of antidepressant medications or neurotherapy. This can create a serious problem of unresolved emotional experience and lead to much more serious problems. Neurotherapy can be helpful pful to facilitate the grieving process, for example, but bu usually a better method is to have a session or two with a qualified therapist to help with the process. Better yet, spend some time with th a friend who knows how to listen and be supportive of your pushing through the unhappy period. Beta Depression Beta waves look like this: These waves are associated with focused concentration and high attentiveness. Beta Depression: Beta brainwaves are fast waves in the range of 16 to 25 cycles per second. Whereas imbalanced Alpha is generally indicative of situational depression, imbalanced Beta eta is usually associated with a more persistent predisposition to depressed mood states. Generally considered consi neurological rather than experiential in nature, neurotherapy can be remarkably efficient at correcting this condition. When there is an imbalance in Beta amplitude with ith the right being considerably stronger than the lleft, the client has as a predisposition to depressed mood states. These clients may not feel depressed at the moment but generally admit to feeling that they more easily fall into blue moods or more serious depressed mood sta states than their peers. They may also admit to feelingg that they are in “down states” more frequently than others as well. Individuals who are prone to seasonal depression when the natural light decreases also frequently show the Beta imbalance. The B Beta eta form of depression then can be considered as a neurological neurolo predisposition whereas the Alpha lpha form is more generally seen as situational depression that the person admits to experiencing at present. Anxiety-Based Based Depression Theta waves look like this: These waves are often seen in people who are inattentive or “spacy.” Theta Depression: A common form of depression results from exhaustion associated with severe chronic anxiety, anxiety poor sleep quality or persistent mental chatter chatter.. In such circumstances the person is worn out, sleep deprived and “at the end of ttheir tether.” Commonly associated with “burnout,” “burn this form of depression is characterised by profound feelings of fatigue, lack of interest in activities and avoidance of social interaction. raction. It is better thought of as a fatigue condition caused by a neurological logical predisposition to poor stress tolerance. The neurological marker forr this condition is a low ratio of the amplitude of T Theta brainwaves (3-7Hz) to Beta eta brainwaves (16-25Hz). (16 There are some qualitative differences in this condition depe depending on whether her the deficient Theta/Beta Theta/B ratio results from elevated Beta ta amplitude or from deficient T Theta heta amplitude, or both. Knowing which form of anxiety-based based depression the client is experiencing is critical to providing effective neurological treatment for this disorder. Summary Depression is a neurological disorder that can be effectively treated with neurotherapy. Depression that results from an event such as death of a loved one, or even the depression of a loved one, is also reflected in identifiable and therefore treatable anomalies in brainwave activity. Predisposition to depression is also a neurological condition that is genetic in nature although some event such as severe stress is usually associated with “turning on” the state of depression. There are many factors that contribute to depression and mood disorders. Events such as loss of a job, death of a friend, family member or a pet, breakup of a relationship, dissatisfaction with one’s performance, etc., can all cause periods of depressed mood states. These event-related disturbances in mood are generally transient and one gets on with life. Neurologically-based mood disorders, on the other hand, persist and predispose one to have more prolonged or more intense reactions to emotional events. Some depressed mood states are characterized by intense feelings of sadness or hopelessness, others by burnout and fatigue and still others by feelings of disinterest, emptiness and flat emotional states. Bipolar conditions, on the other hand, often involve periods of intense depression alternating with periods of hyperarousal. The hyper-arousal periods can be problematic episodes of uncontrolled spending, unrealistic projects or abrasive interpersonal engagement. All of the mood disorders have identifiable brainwave patterns that permit very precise diagnoses and more importantly point out precisely how the neurotherapist should proceed to correct the problem. Some forms of depression are associated with imbalances in the frontal regions of the brain such as when Beta amplitude is considerably greater in the right frontal cortex relative to the left, as shown above. Other forms of depression are associated with deficits of slow frequency brainwave amplitude in the back of the brain. Bipolar conditions are usually associated with brainwave anomalies in both the front and the back of the brain. A brainwave assessment by a qualified neurotherapist is the first step toward treating depression. As should be obvious, make sure that anyone working on Your Brain is a licensed health care provider with verifiable certified training in neurotherapy.