The gastrointestinal system includes the esophagus, Aging population essay, colon and liver. Most of the developed countries now have sub-replacement fertility levels, and population Aging population essay now depends largely on immigration together with population momentum, which arises from previous large generations now enjoying longer life expectancy.
An increase in longevity raises the average age of the population by increasing the numbers of surviving older people. In other studies it is well known that physiological changes within normal aging are reflected during periods of immobility, such as prolonged hospital bed rest, or after a fractured limb or a fall.
These systems include cardiovascular, respiratory, renal, gastrointestinal, endocrine, skin and the musculoskeletal system. Most liver function tests show a small to no change with aging, but the breakdown of some drugs can be slower than usual in the elderly.
As the body ages it decreases in bone mass which makes osteoporosis an age-related disease. This decline also affects the ability for the kidneys to concentrate or dilute urine and to excrete acid.
Another disease of the heart when aging is known as hypertension or high blood pressure. In conclusion, physiological changes occur in all organ systems.
Social security systems have also begun to experience problems. Its research reveals that many of the views of global ageing are based on myths and that there will be considerable opportunities for the world as its population matures.
This decreases the supply of blood causing the kidneys to shrink. However, population aging also increases some categories of expenditure, including some met from public finances. The kidneys gradually reduce in volume and weight as aging occurs, this is due to the arteries that supply the kidneys begin to become narrower.
A stool softener may also be used to decrease straining while defecating. Older people have higher accumulated savings per head than younger people, but spend less on consumer goods.
Osteoporosis is more common in women especially after menopause due to hormonal changes. Some economists Japan see advantages in such changes, notably the opportunity to progress automation and technological development without causing unemployment. A decline in fertility reduces the number of babies, and as the effect continues, the numbers of younger people in general also reduce.
There are UK writers just like me on hand, waiting to help you. Also, the Environmental gerontology indicates the importance of the environment in active aging   . There could be many different factors that could cause this to happen including a decreased inotropic response to catecholamines, both endogenous and exogenous.
Age is the most substantial reason for this occurrence. This is why physicians encourage men and especially woman to get a daily dose of calcium, in order to help prevent this. Each of these systems have been discussed briefly explaining the major changes in which occur as the American age population increases.
The walls of the small arteries that flow into the glomeruli thicken, which decreases the function of the remaining glomeruli Jaipaul, Asia and Europe are the two regions where a significant number of countries face population ageing in the near future. In fewer than 20 years, those over age 65 will make up 20 percent of the U.
The corresponding figures for the world as a whole are 24 in29 inand 36 in Aging Population 1 Aging Population HCS/ Malaka Pollard May 14, Aging Population 2 When you look at the citizens in our community today, it is very.
This free Health essay on Essay: Health issues in an aging population is perfect for Health students to use as an example. Free aging population papers, essays, and research papers.
My Account. Your search returned over essays - In this essay about aging, I will focus not only on the stereotypical view of what aging can mean to most, but also the broader focus on the many ways aging can be defined.
The essay will look at what aging means to different. The aging population demographic HCS/ February 24, Saeed Hamdan The aging population demographic There are many things that can happen in our lifetime.
Overview. Population aging is a shift in the distribution of a country's population towards older ages. This is usually reflected in an increase in the population's mean and median ages, a decline in the proportion of the population composed of children, and a rise in the proportion of the population composed of killarney10mile.comtion ageing is widespread across the world.
But our ageing population will also impact on planning and service delivery due to the slowdown in the growth of workforce and the increase in spending on caring old people. Cite This Essay To export a reference to this article please select a referencing stye below.Download