Alzheimer's disease & dementia

A new culprit of cognitive decline in Alzheimer's disease

It has long been known that patients with Alzheimer's disease have abnormalities in the vast network of blood vessels in the brain. Some of these alterations may also contribute to age-related cognitive decline in people ...

Medical research

Boosting enzyme may help improve blood flow, fitness in elderly

As people age, their blood-vessel density and blood flow decrease, which is why it's harder to maintain muscle mass after 40 and endurance in the later decades, even with exercise. This vascular decline is also one of the ...

Medical research

Anti-aging tricks from dietary supplement seen in mice

In human cells, shortened telomeres, the protective caps at the ends of chromosomes, are both a sign of aging and contribute to it. Scientists at Emory University School of Medicine have found that the dietary supplement ...

Diseases, Conditions, Syndromes

COPD patients 61% more likely to die in the year after major surgery

Patients with chronic obstructive pulmonary disease (COPD) who undergo major surgery are more likely to die in the year after surgery and incur higher health care costs than similar patients without COPD, found a new study ...

Cardiology

Sleep apnea worsens heart disease, yet often untreated

Health care experts urge increased awareness of obstructive sleep apnea among people with cardiovascular disease or risk factors such as high blood pressure, according to a new scientific statement from the American Heart ...

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