The flu is a common infectious disease caused by influenza (flu) viruses. The flu usually affects a person's breathing system.Seasonal flu generally occurs in the fall and winter and is caused by human influenza viruses. 1  Flu Frequently Asked Questions.[ 2  English ] [ Spanish ] [ Chinese ].he usual signs and symptoms of the flu are cough, sore throat, runny or stuffy nose, body aches, headache, chills, and feeling very tired. Most people also have a fever. Others may throw-up and have diarrhea.
Page 21 Trauma Theory: Contexts, Politics, Ethics 21 History The foregrounding of questions of testimony and witness establish trauma theoryâs pertinence to the discipline and practice of history. Trauma theory is associated with the âturn to memoryâ in history as well as in the Humanities more generally. Postmodernismâs problematizations of grand narratives, objectivity, universality and totality prompted a turn to memoryâs partial, local and subjective narratives.
Now let's let Frank explain programmed theories. Programmed theory is the idea that aging is genetically programmed to occur with time, and this process of deterioration eventually leads to death. Programmed theory also has specific sub-theories, such as: 1  Endocrine theory.amage Theories. We will let Wanda explain damage theories to us first. Damage theory is the idea that external or environmental forces gradually damage cells and organs, leading to aging and death.