Does poor sleep raise risk for Alzheimer’s disease?
February 29, 2016
Studies confirm what many people already know: Sleep gets worse with age. Middle-aged and older adults often sleep less deeply, wake more frequently at night, or awake too early in the morning. Could these problems be related to risk of cognitive...
Behavioral intervention reduces inappropriate antibiotic prescribing
February 25, 2016
When prescribed correctly, antibiotics can be very effective in treating a variety of bacterial infections. However, U.S. clinicians often prescribe antibiotics to patients with non-bacterial infections, particularly those with acute viral...
NIH-supported trials test hormonal therapy in older men with low testosterone levels
February 17, 2016
A preliminary study of testosterone therapy in older men with low levels of the hormone and clinical conditions to which low testosterone might contribute found that restoring levels to those of healthy young men improved sexual function. Treatment...
Study examines factors behind decline in dementia incidence
February 11, 2016
In the United States, as many as 5.2 million people age 65 and older are estimated to have Alzheimer’s disease, the most common form of dementia, and these numbers are expected to rise with an aging population. However, a new NIH-funded study...
Hypothermia and older adults
January 25, 2016
The cold truth about hypothermia is that Americans aged 65 years and older face this danger every winter. Older adults are especially vulnerable to hypothermia because their body's response to cold can be diminished by underlying medical...
2016 Butler-Williams Scholars Program now accepting applications
January 25, 2016
Emerging researchers, including those with limited involvement in research on aging, are invited to apply for the next Butler-Williams Scholars Program, to be held July 25-29, 2016, at the National Institutes of Health campus in Bethesda, MD....
Diet, exercise improve exercise capacity in certain heart failure patients
January 11, 2016
A randomized clinical trial of 100 patients found that diet and exercise—alone or combined—improved exercise capacity in obese older patients with a particular type of heart failure. The trial is the first to show that this dietary...
2014-2015 NIH Alzheimer’s disease progress report available online
December 11, 2015
A new online report provides an easy-to-read overview of recent National Institutes of Health-funded research advances and initiatives in Alzheimer’s disease and related dementias. Issued by the National Institute on Aging (NIA) at NIH, the...
Death rate, poor health rise for middle-aged whites, reversing trend
December 8, 2015
The death rate among middle-aged, white Americans rose significantly between 1999 and 2013, reversing a decades-long trend of improvement, new research shows. This group also reported worse physical and mental health than other age groups, according...
SIRT3 enzyme protects brain cells from stress, helped by exercise
December 2, 2015
As animals, including humans, age or develop brain diseases such as Alzheimer’s, their brain cells may not produce enough energy to remain fully functional. A new study shows that an enzyme, SIRT3, may protect brain cells against stresses...