The number of cells (neurons) in your brain decreases with age, and your memory becomes less efficient for senior. However, in some areas of your brain, the number of connections between the cells increases, perhaps helping to compensate for the aging neurons and maintain brain function. Your reflexes tend to become slower. Senior also tend to become less coordinated.
Sleep needs change little throughout adulthood. If you need six hours of sleep nightly, chances are you'll always need six hours — give or take 30 minutes. However, as you age, senior'll likely find that you sleep less soundly, meaning you'll need to spend more time in bed to get the same amount of sleep. By age 75, senior find that they're waking up several times each night.
Some medications can cause hearing loss or aggravate existing hearing problems. Any drugs with the potential to cause toxic reactions to structures of the inner ear are referred to as ototoxic. The effects of such drugs on your hearing depend on the dose and length of time you take them.
Anti-aging remedies sound easy: Take a pill and live forever. It's true that living a long and healthy life can be easy, but it doesn't involve secret anti-aging pills. It just takes simple changes to your daily routine to make you feel better and reduce your risk of disease.
Are aching knees and a stiff back the automatic results of aging? Sure, your body changes as you get older, but that doesn't mean you have to accept symptoms such as pain. It also doesn't mean that you're destined to get the diseases and conditions often associated with older age.
The longest documented human life span is 122 years. Though a life span that long is rare, improvements in medicine, science and technology during the last century have helped senior live longer, healthier lives. If you were born in the early 1900s in the United States, your life expectancy was only about 50 years. Today it's around 77 for a healthy senior.