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Stress effects on the brain and body, essay
Stress and its effects
Stress and its effects
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“Stress” is something that nearly all college students can relate to, but without an understanding as to why or how it changes us. In general, stress is used to describe either an elicited response to situation, or the actual situation itself (which we would dub as a “stressful situation”). A misconception about stress is that it “is all in the head”, but there are physical manifestations in the body and brain that are a direct result of stress. We can better understand this through the fight-or-flight response, where survival instincts come into play to determine necessary steps to ensure survival. When we find ourselves in a stressful situation, our sympathetic nervous system is active. Our adrenal glands then secrete epinephrine, norepinephrine, and steroid stress hormones (cortisol) as needed. As a result, our heartbeat accelerates, we breathe faster, the liver converts glycogen to glucose, and our eyes may even dilate. In the past, these would all come into play to determine the best path to survival when faced with predators, but in current times, this response can be elicited through things like work, school, and social interactions. A temporary fight-or-flight …show more content…
Many people are skeptical about perceiving meditation as a treatment of any kind, but there are genuine benefits to the brain that have been observed by a myriad of research done recently. First, mindfulness meditation has been shown to decrease amygdala volume and overall stress. Second, meditation helps preserve the brain via increased grey matter volume, keeping all brain function in top shape (which means less damage done to stress related systems as we age). And lastly, mindfulness helps with alleviating stress altogether by regulating our own emotions during the flight-or-flight response. This is the most important benefit, as mindfulness allows us to rewire the brain in such a way that we can think and act rationally in any form of stressful
Adrenaline and glucocorticoids are critical to survival. Animals’ stress responses turn off after escaping from life-threatening situations. However, humans’ stress response come from a psychological state of fear or threat. We are often stressed out due to traffic, increasing taxes, instead of actual life-or-death situations. What’s worse, we are stressed constantly. Since we cannot
This short informative article is about stress and how it can weigh you down and how is can be harmful to teenagers or adults daily lives. Also, it gives examples how to deal with stress and , how to manage it too. In this short article Stevens quotes ‘’Stress is related to fear. Fear is the emotion we feel when we are faced with something dangerous whether real or not information from any of our 5 senses , or even our imagination can trigger fear’’. This is saying that when someone is faced with a dangerous event real or not that fear and stress can come to play and that's not good. “Stress for Success’’ shows fear and stress so does ‘’An Uncomfortable
Stress, as defined as a reaction to a stimulus that breaks our physical and mental harmony, is ubiquitous. However, stress has two sides – the bad and the good, in which the latter is mostly overlooked as most people suffer from the affliction of the former.
In the 2008 National Geographic documentary Stress, Robert Sapolsky and other scientists explain the deadly consequences of prolonged stress. “If you’re a normal mammal,” Sapolsky says, “what stress is about is three minutes of screaming terror on the savannah, after which either it’s over with or you’re over with.” During those three minutes of terror the body responds to imminent danger by deploying stress hormones that stimulate the heart rate and blood pressure while inhibiting other functions, like digestion, growth and reproduction.
When faced with a dangerous situation, the common mind will flood with consternation, while the body changes its customary routine to adjust to this new development. One of the first things to change is the release of adrenaline. That adrenaline will cause the release of stored energy and move blood between the muscle groups (Conger 2). This allows the subject to move faster, work harder, and be stronger. All of these traits improve the individual to better survive the dilemma and find safety. Besides contributing to an increase in energy and power, the adrenal glands release cortisol too (Conger 1). The stress o...
Stressors initiate a response within the organism and causes changes in the body, specifically responses in the body’s autonomic nervous system. The autonomic nervous system has two branches: the sympathetic and parasympathetic autonomic nervous system. The sympathetic autonomic nervous system helps the body deal with the stress it encounters, initiating the ‘fight or flight’ response. Once the threat has passed, the parasympathetic autonomic nervous system will take over, relaxing the body. There is a balance between these two in a healthy person. However, when someone stays on guard, using the sympathetic autonomic nervous system, all sorts of physical effects can
Stress means different things to different people and stress effects people in different ways. Some people think stress is something that happens to them such as an injury or a promotion and others think that stress is what happens to our mind, body and behaviors in response to an event. While stress does involve events and how one responds to them these are not the critical factors, but our thoughts about the situation in which we are involved are the critical factors. Essentially, stress exists whenever homeostasis is disturbed or cannot be maintained (Stress and the Social System Course Guide, 2013). Homeostasis refers to the body's ability to keep the internal chemical and physical environments constant. As your body begins to react to stress several changes occur. These changes include increased heart rate, blood pressure and secretion of stimulatory hormones. Ones body prepares itself in stressful situations to either stand ground and fight or to flee from the situation. Walter Cannon called this stressful reaction the fight-or-flight response (Greenberg, 2012).
Stress is the combination of psychological, physiological, and behavioral reactions. Most people have a response to events that challenge or threaten them. Stress good and bad. Good stress is called eustress.
Although meditation practitioners have acknowledged the benefits of meditation for hundreds for years, it is only now that shows that scientific research is starting to prove that meditation has a positive effect on everyone on a physiological level. Meditation is believed to help lower stress level, calms the section of the brain that triggers anger and fear. Recent studies have found that the brain has the ability to change its function and structure. Happiness, enthusiasm and self-control are form of positive emotions due to a high level of brain activities.
To fully understand stress management, one must understand the natural stress response. When a person encounters a perceived threat, the hypothalamus, a tiny region located at the base of the brain, sets off an alarm in their body. Through a combination of both nerve and hormonal signals, the system prompts their adrenal glands, located at the top of the kidneys, to release a surge of hormones which include adrenaline and cortisol. The adrenaline causes an increase in the heart rate, thus causing an increase in the blood pressure and energy supplies of the individual. Cortisol, which is the primary stress hormone, creates an increase in sugars which are known as glucose in the bloodstream. This enhances the brain’s use of glucose and decreases the availability of substances that help repair tissues. This alarm system also communicates with regions of the brain that control moods, motivation, and fear. Once the perceived threat has p...
It has been suggested the “Stress is the eyes of the beholder?” What does this mean? This statement mean stress caused by our own actions and reactions of emotions that produced by the body. I agreed about this statement. Stress can get from the environment, the problem of the relationship between each other, health problems, financial and self-personality problems for everyone.
Everyone deals with stress at some point in his or her life. Most people deal with it daily. As defined in the book called Principles and Labs for Fitness and Wellness, stress is, “The mental, emotional, and physiological response of the body to any situation that is new, threatening, frightening, or exciting” (Hoeger & Hoeger, 2012). This stress is caused by a stressor, which is also known as “a stress-causing event” (Hoeger & Hoeger, 2012). Stressors can take all different forms, from moving to a new town, having a baby, or even writing a paper (Boyd, Wood, & Wood, 2011). One major stressor in life can be going to college. If not coped with properly, these stressors can leave a person with too much stress that could end up harming them mentally and physically, such as developing an illness (Boyd, Wood, & Wood, 2011). There are several ways to cope with stress. Some healthy ways to cope with stress would be practicing emotion-focused coping, building time-management techniques, and practicing meditation.
Research of brainwaves implies that meditation can definitely improve health insurance and wellness of the person. Neuroscientists discovered that individuals who meditate can change the mind activity to various regions of the mind. This type of change lessens the results of anxiety and stress. For this reason this type of person more happy and calmer than ever before.
During this response certain hormones are released, which speed the heart rate, slow digestion, and reroute blood flow, in order to elicit the desired response of fight or flight. The behavioral response to stress involves coping. “Coping refers to active efforts to master, reduce, or tolerate the demands created by stress” (Weiten & Lloyd, 2006, pp.... ... middle of paper ... ...
First, stress is defined as an unpleasant state of emotional and physiological arousal that people experience in situations that they perceive as dangerous or threatening to their well being (Patel, 14). Stress is a universal feeling to everyone but the word stress means different things to different people. Some people define stress as events or situations that cause them to feel tension, pressure or negative emotions such as anxiety or anger (Patel, 15). Other people may view stress as a process involving a person’s interpretation and response to a threatening event. In any case, stress has many facets of how one perceives and responds to the certain predicament that is ailing them.