On the average, older Americans are not as healthy, are less educated and have lower incomes than younger adults. 

Because of their own experiences, elders rarely hold ageist stereotypes. 

People born today can expect to live more than 25 years longer than those born in 1900. 

In the U.S., almost one-third of older people live alone. 

After age 65, most men are married and most women are not.

The number of non-white elders is growing faster than the number of white elders

Tests on the internet that ask you to put in information about yourself like your age and habits and gender use randomized controlled trials to back them up.

Human life expectancy is relatively constant across history and culture at 115-120 years.

It is generally agreed that racial differences in life expectancy are due primarily to genetic factors. 

One theory of aging is that it is caused by an accumulation of damage to cell DNA caused by reactive by-products of cell metabolism. 

The “zip code effect” explains why life in the rural areas is healthier than in the urban ones.

With age, hair thins in the scalp and coarsens in the ears, nostrils and eyebrows, especially in males. 

Reduction in brain size in older people causes reduced memory and learning capacity. 

With age, the kidney becomes less efficient. 

Half the population 85 years and older have a hearing loss.

Personality characteristics are consistent through adulthood. 

The most common cause of a stroke is a blood vessel that bursts and results in hemorrhage.

Although chronic illnesses cause much disability among elders, acute illnesses are responsible for the majority of deaths. 

Most chronic illnesses can be managed to control symptoms and slow the progression of the disease. 

Heart disease is the leading cause of death among older adults. 

High blood cholesterol is one of the risk factors for heart disease that you can do something about. 

Fatal heart attacks are most common among younger people, the very old, and women 

The most effective treatment for many chronic illnesses is modification of lifestyle.

If an individual quickly goes to the hospital within three hours after a stroke, drugs can be administered to reduce the impact.