Essay On Life Expectancy

1220 Words 5 Pages
What changes occur in the sensory, vital functions, reproductive system, and nervous system as we age?

There are many changes that occur inside our body as we age. With vision, there are two major changes that occur. The first one is a decrease in the amount of light that passes through the eyes which produce vision problems in older adults. Another change that occurs in vision is the ability to adapt to different light declines. When older adults go from a dark room to a lighter one, it takes a while for their eyes to adjust. In some cases, their vision may blur. A significant change that in sensory functioning older adults experience is the ability to see objects closely. The lens in the eye does not function as well. This results in poor color discrimination and needing more time to see things clearly. Diseases of the eye may occur for
…show more content…
Different ethnic groups have different averages of life expectancy. Ethnic factors that influence life expectancy are nutrition, health care, stress, and socioeconomic status. The difference in ethnic average longevity varies because some ethnics groups may have better access to good-quality health care than others. European American’s do not live as long as African Americans because African Americans have better access to health care. However, Latinos have a higher life expectancy than Europeans and African Americas. There is no definitive explanation between ethnic groups.

How does prolonged exposure to stress impact health and aging? Please describe.

Stress has a negative impact on health. For people who are dealing with it should find a way to reduce the level of their stress on their body. Individuals with prolonged exposure to stress result in damage to the nervous system and a weakened immune system. Prolonged stress can lead to a number of diseases like cardiovascular disease and cancer. Also, prolonged stress can affect heart rate, respiration, and blood

Related Documents