Brain function critically depends on a close matching between metabolic demands,
appropriate delivery of oxygen and nutrients, and removal of cellular waste. This matching …

New Findings What is the topic of this review? The manuscript collectively combines the
experimental observations from> 100 publications focusing on the regulation of cerebral …

High-speed high-resolution imaging of the whole-brain hemodynamics is critically important
to facilitating neurovascular research. High imaging speed and image quality are crucial to …

Traumatic brain injury (TBI) may have many different causes, including a blow to the head,
penetration of the skull, fast acceleration or deceleration of the head, or exposure to a blast …

Principles and Practice of Sleep Medicine, 5th Edition, by Meir H. Kryger, MD, FRCPC,
Thomas Roth, PhD, and William C. Dement, MD, PhD, delivers the comprehensive …

Perioperative stroke is a potentially devastating complication in patients undergoing
noncardiac, nonneurological surgery. This scientific statement summarizes established risk …

High altitudes (> 8,000 ft or 2,500 m) provide an experiment of nature for measuring
adaptation and the physiological processes involved. Studies conducted over the past~ 25 …

Acute hypobaric hypoxia (HH) is a major physiological threat during high-altitude flight and
operations. In military aviation, although hypoxia-related fatalities are rare, incidences are …

High-altitude cerebral edema (HACE) and acute mountain sickness (AMS) are
neuropathologies associated with rapid exposure to hypoxia. However, speculation remains …

Normal breathing for healthy humans is taken for granted; it occurs without conscious effort
using ambient (1-atmosphere) pressure with 21% oxygen (O 2) concentration. The body …