What may have held that rate steady in an age of decline was the aggressive marketing of handguns to women for self-defense, which is how a great many guns are marketed.
It turns out the the average 30-35 year old person will experience roughly a 25 percent decline in his or her muscle strength and tone by the age of 70-75, and up to a 50 percent decline approaching the age of 90.
But what about the elderly and the problem of age-related decline?
It may be that loneliness may affect systems in the brain dealing with cognition and memory, making lonely people more vulnerable to effects of age-related decline in neural pathways, he suggested.
All of the historians involved in the debate over decline agree that the age of American Imperium cannot go on forever.
The general rule of thumb is that running backs experience a decline in productivity around the age of 30 due to the wear and tear they undergo.
FORBES: Why The Jaguars Would Be Foolish To Give In To Maurice Jones-Drew's Demands
He was born just before the start of the 16th century, a turbulent age which embraced the origins of Protestantism, the decline of Venice and the rise of the Spanish empire.
But if you've smoked, and then stopped there is irreversible damage, which combined with age-related decline can significantly affect their quality of life.
BBC: Women smokers who quit by 30 'evade earlier death risks'
The experts aren't sure yet, but people with migraines don't seem to be at greater risk of memory loss or mental decline as they age.
CNN: Women's migraines linked to higher stroke, heart attack risk
By age, in 2060 the proportion of young people 14 years old and under will decline to 9.1 percent.
From 2000 to 2003, after a few major reports questioned the value of recommending screening mammography to all women over age 40, mammogram rates did decline.
CNN: Falling breast cancer rates: What's behind the numbers?
But it is possible, at least, that this decline of lifespans in certain areas, and increasing gap in age at death, is explained purely and solely by migration of the elderly.
As a result, a recent census report found that people between 35 and 44 saw a 59% decline in median household net worth between 2005 and 2010, the largest drop of all age groups.
FORBES: Why Generation X Is In Trouble And What They Can Do About It
应用推荐