More than 90 percent of Americans age 65 and older now have prescription drug coverage, compared to more than 75 percent who were covered in 2004, according to a University of Michigan analysis. And poor seniors are as likely to have coverage as the rich.
In the August 7, 2007, issue of PLoS One, researchers show how a poorly understood and previously unsuspected mechanism may be the key to understanding how life-style associated forms of oxidative stress, such as exposure to cigarette smoke, damage cells in the lungs.
For many people, hearing loss is part of aging. Hearing loss affects approximately one-third of people over age 65. Among people age 75 and older, 40 percent to 50 percent experience hearing loss.
When it comes to selecting a cosmeceutical to protect the skin from sun damage and the effects of aging, many consumers make their choices based on advertising campaigns. Combining cosmetic and pharmaceutical ingredients, cosmeceuticals on the market can overwhelm consumers. Presented with so many choices, consumers may wonder how to tell if a product works. According to dermatologists, cosmeceuticals with sunscreen are the ones that have you covered.
The longstanding idea that the entire human face ages uniformly is in need of a facelift, say researchers at UT Southwestern Medical Center who have found that multiple, distinct compartments of fat in the face age at different rates.
Physical exercise is known to be good for the aging brain, but what about mental stimulation” Does enrichment that helps older people work well for the young and middle aged, or do they need something else” A report in the August issue of Behavioral Neuroscience tells how, in an animal experiment, older adults appear to benefit from either or both mental and physical enrichment. For the young and middle-aged, exercise is key.
Two papers to be published in the Early Edition online of the Proceedings of the National Academy of Sciences (PNAS) the week of July 30-August 3, 2007 report findings that demonstrate that neuroprotectin D1 (NPD1) protects against damage to retinal pigment epithelial (RPE) cells and identifies an important trigger for its production and novel molecular mechanisms that support vision.
Twenty-one years after they first described a fatal genetic disorder in Missouri and Arkansas families, scientists at Washington University School of Medicine in St. Louis have linked the condition to mutations in a gene known as TREX1.
How do you talk about a sensitive subject with your doctor? What if you forget to ask an important question? What if you feel rushed during your visit? How can you get the most out of your visit with your health care provider?
In highly purified hematopoietic stem cells from mice aged 2 to 21 months, gene expression analysis indicates a deficit in function, yet an increase in stem cell number with advancing age.