Tuesday, August 22, 2017

A DEATH

Death is the end of life, biologically it is breath and the heart is completely closed. Sometimes it is usually said "I died". It does not mean physically dead, it is just literally dead, it means the end of desires, the way, the end of words. According to Indian thought, after death, they all become stars on the sky. Every parent, they told their children that their guardians all become stars and they are watching us.

Refers to a scenario when a living creature is able to survive all disasters, but eventually dies due to reasons related to old age. Animal and plant cells normally reproduce and function during the entire period of natural existence, but the aging process arises from deterioration of cellular activity and ruining routine functioning. The cells' aptitude for gradual degradation and mortality means that cells are naturally punished for stable and long-term loss of living abilities despite continuing metabolic reactions and viability. For example, in the United Kingdom, nine out of ten deaths on a daily basis are related to senescence, while worldwide it accounts for two-thirds of the 150,000 deaths per day (Haflik & Mikki , 2003).

Almost all animals that survive external threats to their biological functioning eventually die of biological aging, known as life science "senes". Some organisms experience negligible senes, even demonstrating biological immortality. These include the jellyfish Turitopsis doherney, Hydra, and planar. Unnatural causes of death include suicide and predation. For all reasons, around 150,000 people die every day worldwide.  Of these, two-thirds die directly or indirectly from senescence, but in industrialized countries - such as the United States, United Kingdom, and Germany - the rate reaches 90% (ie, of all deaths Nine out of ten are related to nine) old age). 

Physical death is now seen as a process, more than an event: conditions once considered a sign of death are now reversible.  Where a dividing line is drawn between life and death in the process depends on factors beyond the presence or absence of vital signs. In general, clinical death is neither necessary nor sufficient for the determination of legal death. A patient with heart and lungs determined to be brain dead can be legally declared dead without clinical death. As scientific knowledge and medical advances advance, it becomes more difficult to formulate an accurate medical definition of death. 

The concept of death is an important event of human understanding.  The concept has many scientific perspectives and various interpretations. Additionally, there are a number of criteria to define the advent of life-medicine and death from both a medical and legal point of view, making it difficult to create a single integration definition.

One challenge in defining death is to separate it from life. As a point, death refers to the moment at which life ends. Determining when a death has occurred is difficult, as end-of-life activities often do not occur together in organ systems.  Such determination requires drawing precise conceptual boundaries between life and death. This is difficult due to very little consensus on how to define life.

It is possible to define life in terms of consciousness. When consciousness ceases, a living organism may be asked to die. One of the drawbacks of this approach is that there are many organisms that are alive, but probably not conscious (for example, single-celled organisms). Another problem is in defining consciousness, which has many different definitions given by modern scientists, psychologists and philosophers. Additionally, many religious traditions, including Abraham and religious traditions, believe that death can (or may not) end consciousness. In some cultures, death is more of a process than an event. It means a slow change from one spiritual state to another. 

Other definitions of death focus on the character of ending something.  More specifically, death occurs when a living entity experiences an irreversible cessation of all functioning.  As it relates to human life, death is an irreversible process where one loses one's existence as a person. 

There are many anecdotes of people being declared dead by doctors and then "coming back to life", sometimes a few days later in their own coffin, or when the excretion process is about to begin. From the mid-18th century, there was an upsurge in the fear of being accidentally buried alive in public,  and there was much debate about the uncertainty of signs of death. Several suggestions were made to test for signs of life before burial, including putting pepper and pepper in vinegar to the feet or applying red hot pokers to the rectum.  Writing in 1895, Doctor J. C. Owsley claimed that 2,700 people were buried prematurely each year in England and Wales, although others estimated the figure to be closer to 800. 

In cases of electric shock, cardiopulmonary resuscitation (CPR) for an hour or more may allow the numbing nerves to recover, allowing an apparently dead person to live. People found unconscious under icy water can survive if their faces are kept cool until they arrive in the emergency room. This "diving response", in which metabolic activity and oxygen requirements are minimal, occurs with some humans who share with the Cimatian what is called the mammalian diving reflex. 

As medical technologies move forward, when death occurs, ideas may have to be reevaluated in light of the ability to restore vitality to a person after a long period of apparent death (as happened when CPR and defibrillation have Showed that cessation of heartbeat is an insufficient indicator of death). Lack of electrical brain activity may not be enough to consider someone scientifically dead. Therefore, the concept of information-theorist death  has been suggested as a better means of defining when true death occurs, although the concept has some practical applications outside the field of cryonics.

There have been few scientific attempts to bring dead organisms back to life, but with limited success. In science fiction scenarios where such technology is readily available, actual death is distinguished from reversible death.

Infectious diseases are the leading cause of human death in developing countries. The major causes in developed countries are atherosclerosis (heart disease and stroke), cancer and obesity and other diseases related to aging. By an extremely wide margin, biological aging is the largest integrated cause of death in the developed world,  known as aging-associated diseases. These conditions lead to loss of homeostasis, which leads to cardiac arrest, which leads to a decrease in the supply of oxygen and nutrients, leading to irreversible degradation of the brain and other tissues. Around two-thirds of the approximately 150,000 people who die every day worldwide die of age-related causes. In industrialized countries, the ratio is very high, close to 90%.  With improved healing ability, dying has become a manageable condition. Home deaths, once common, are now rare in the developed world.


American children smoke in 1910. Tobacco smoking caused an estimated 100 million deaths in the 20th century. 
In developing countries, inferior sanitary conditions and lack of access to modern medical technology make deaths from infectious diseases more common than in developed countries. One such disease is tuberculosis, a bacterial disease that killed 1.8M people in 2015.  Malaria causes 400–900M cases of fever and 3–3M deaths annually.  By 2025, the death toll from AIDS in Africa can reach 90–100 meters. 

According to Jean Ziegler (United Nations Special Rapporteur on the Right to Food, 2000 - March 2008), the death rate due to malnutrition accounted for 58% of the total mortality in 2006. Ziegler says that around 62M people worldwide died of all causes and of those people. More than 36M people died of hunger or diseases due to micronutrient deficiency. 

The World Smoking Organization warned in a World Health Organization report that 100 million people died worldwide in the 20th century and 1 billion people in the 21st century. 

Many major developed world causes of death can be postponed by diet and physical activity, but the rapid occurrence of disease with age still imposes limitations on human longevity. The evolutionary cause of aging is, at best, only a start to be understood. It has been suggested that direct intervention in the aging process may now be the most effective intervention against the leading causes of death.

Selye proposed a unified non-specific approach to multiple causes of death. They demonstrated that stress decreases the adaptability of an organism and proposes to describe adaptability as a particular resource, adaptation energy. The animal dies when this resource is exhausted.  Selye considered that adaptability is a finite supply, which is presented at birth. Later, Goldstone proposed the concept of production or income of optimization energy.

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