Obesity is very common medical condition what is resulted by consuming a high amount of calories and doing a limited amount of physical activities. In 21st century we have experienced a rapid growth in obesity and it has now become a serious problem .It has become more common as our lifestyle has changed and it became more and more comfortable. We are not forced to do any physical effort in order to survive. Nowadays, people travel to work in a comfortable car, spend all day on a chair in an office behind computers, having high fat snack during the day. After work we spend our evenings on a sofa. This lifestyle, with limited physical activities, in combination with the biological factors often leads to obesity. Obesity affects mainly people
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Anorexia nervosa is a complex psychiatric eating disorder characterized by combination of restricted amount of consumed food, self- induced vomiting, laxative abuse and excessive exercising that can contribute to excessive weight loss and psychologically to a fear of being fat. Anorexia nervosa is often about having a twisted self image, what might be controlled by cognitive biases which affect how an individual thinks about their body shape and weight. People with anorexia nervosa usually see themselves as over weight and wish to lose some weight although most of the time they are already underweight and they keep self -starving. The lack of the nutrition often leads to complications in major organ within the body. The exact cause of anorexia nervosa is not known. Bur the researches suggests, that a combination of certain personality traits, emotions and thinking patterns, as well as biological and environmental factors might be responsible. Even though anorexia does not affect males as often as females, studies have shown that males with a female twin have a higher chance of getting anorexia. Therefore anorexia nervosa may be linked to intrauterine exposure to female …show more content…
Predisposition to anorexia usually runs in families for generations. People with family history of eating disorder, depression have a greater chance of having anorexia. In families with history of anorexia a child is 10 to 20 times more likely to develop anorexia. Other studies suggest that, women with post traumatic stress disorder (PTSD), especially due to sexually related trauma, are more likely to develop anorexia nervosa. Anorexia nervosa study also notes that brain chemistry plays often a very significant role.
Gut bacteria and immune system studies have shown that a majority of patients with anorexia nervosa have elevated levels of autoantibodies. These autoantibodies affect hormones and neuropeptides that regulate appetite control and the stress response. There may be a direct relationship between autoantibody levels and associated psychological traits. People with anorexia have the tendencies to have high levels of cortisol, the brain hormone most related to stress, and decreased levels of serotonin and norepinephrine, which are associated with feelings of well-being.( Sergueï O. Fetissov et. al.
Anorexia nervosa is a complex psychiatric eating disorder characterized by combination of restricted amount of consumed food, self- induced vomiting, laxative abuse and excessive exercising that can contribute to excessive weight loss and psychologically to a fear of being fat. Anorexia nervosa is often about having a twisted self image, what might be controlled by cognitive biases which affect how an individual thinks about their body shape and weight. People with anorexia nervosa usually see themselves as over weight and wish to lose some weight although most of the time they are already underweight and they keep self -starving. The lack of the nutrition often leads to complications in major organ within the body. The exact cause of anorexia nervosa is not known. Bur the researches suggests, that a combination of certain personality traits, emotions and thinking patterns, as well as biological and environmental factors might be responsible. Even though anorexia does not affect males as often as females, studies have shown that males with a female twin have a higher chance of getting anorexia. Therefore anorexia nervosa may be linked to intrauterine exposure to female …show more content…
Predisposition to anorexia usually runs in families for generations. People with family history of eating disorder, depression have a greater chance of having anorexia. In families with history of anorexia a child is 10 to 20 times more likely to develop anorexia. Other studies suggest that, women with post traumatic stress disorder (PTSD), especially due to sexually related trauma, are more likely to develop anorexia nervosa. Anorexia nervosa study also notes that brain chemistry plays often a very significant role.
Gut bacteria and immune system studies have shown that a majority of patients with anorexia nervosa have elevated levels of autoantibodies. These autoantibodies affect hormones and neuropeptides that regulate appetite control and the stress response. There may be a direct relationship between autoantibody levels and associated psychological traits. People with anorexia have the tendencies to have high levels of cortisol, the brain hormone most related to stress, and decreased levels of serotonin and norepinephrine, which are associated with feelings of well-being.( Sergueï O. Fetissov et. al.