Sleep refreshes the body and the mind.

Importantly, the pericytes and astrocytes convey cues that are required for normal function and differentiation of the brain microvascular endothelium [6, 7 ], and all three cell types—endothelial cells, pericytes, and astrocytes—are required for maintenance of the normal physiology of the neurovasculature and maintenance of BBB integrity in vivo as well as in vitro.

As World War II came to a close, the gaunt and dolorous child was liberated at yet another death camp, Buchenwald.

Oh. Remember Monday I was complaining about Geneva Jones being in my health class? Wondering why bother since she's already got every crotch critter in the textbook?