The top right shows an anatomical illustration of the ascending reticular activating system, which consists of two parts: the ventral part, which goes through the hypothalamus, and the dorsal, which ...

The hypothalamus consists of several nuclei that integrate peripheral signals, such as adiposity and caloric intake, to regulate important pathways within the CNS controlling food intake.

A testosterone test checks the level of testosterone in your blood. Doctors use it to diagnose conditions caused by too much or too little of the hormone. People with vaginas make testosterone ...

I Discovered Something in My Husband’s Underwear Drawer. Uh, I Think He Has Something Big He Needs to Tell Me.