Not only does a lack of sleep make you feel awful, research has shown it impairs the brain. What's more, sleep loss over long periods can even increase risk for Alzheimer's and other neurological diseases. Researchers want to understand how sleep deprivation causes this harm. In a new study, a team working with mice has identified a protective protein whose level declines with sleep deprivation, leading to neuronal death.
Read more …How sleep deprivation can harm the brain
Remembering the order of information is central for a person when participating in conversations, planning everyday life, or undergoing an education. A new study shows that this ability is probably human unique. Even the closest relatives of humans, such as bonobos, do not learn order in the same way.
Read more …The sense of order distinguishes humans from other animals
The treadmill exercise test with electrocardiogram (ECG), also known as an exercise stress test, is one of the most familiar tests in medicine. While exercise testing typically is focused on diagnosing coronary artery disease, a recent study finds that exercise test abnormalities, such as low functional aerobic capacity, predicted non-cardiovascular causes of death such as cancer in addition to cardiovascular-related deaths.
Read more …Stress test abnormalities reveal more than just cardiovascular risks