Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute. A chronic sleep-restricted state can cause fatigue, daytime sleepiness, clumsiness, and weight loss … Continue Reading Short-term sleep deprivation shown to affect heart function.
Physical forces like blood pressure and the shear stress of flowing blood are important parameters for the tension of blood vessels. Researchers have been looking for a measurement sensor for … Continue Reading Natural biosensor for blood flow discovered in blood vessels.
A new study from researchers at the NIH Clinical Center has found that non-calcified arterial plaque is associated with diabetes, high systolic blood pressure and elevated ‘bad’ cholesterol levels in … Continue Reading NIH researchers use CT angiography to link arterial plaque with diabetes.
Researchers have performed the first human-based study to identify calcium channels in cerebral arteries and determine the distinct role each channel plays in helping control blood flow to the brain. … Continue Reading Researchers show how calcium ion-channels control arterial tone and blood flow in the brain.
A team of researchers form the UT Southwestern Medical Center and University of Tsukuba have identified key cells within the brain that are critical for determining circadian rhythms, the 24-hour … Continue Reading Researchers identify elusive cell type in the brain that control circadian rhythms.