The first and most distinct consequence of daily mild stress is an increase in rapid-eye-movement (REM) sleep, a new study in the journal PNAS reports. The research also demonstrated that this increase is associated with genes involved in cell death and survival. REM sleep, also known as paradoxical sleep, is the sleep state during which
MONDAY, Sept. 24, 2018 — Multiple pathways account for the age-related increases in dementia risk, according to a study recently published in the Annals of Neurology. Melinda C. Power, Sc.D., from the George Washington University Milken Institute School of Public Health in Washington, D.C., and colleagues used data from 1,362 autopsied participants of three community-based
When you are lost or disoriented, your brain uses cues from your surroundings—landmarks both near and far—to sort out where you are. The information gathered by your senses is transmitted by nerve cells, or neurons, to specific brain regions where the signal is routed through circuits and sent downstream to areas that essentially translate the
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