Neuromyelitis optica spectrum disorder (NMOSD) is an autoimmune disorder that mostly affects your eyes and spinal cord. Your immune system attacks a specific protein, called aquaporin-4 (AQP4). The ...
Sally Satel is a resident scholar at the American Enterprise Institute. You’ve seen the headlines: This is your brain on love. Or God. Or envy. Or happiness. And they’re reliably accompanied by ...