MIND Reviews: What is Mental Illness? : Scientific American

MIND Reviews: What is Mental Illness? : Scientific American: "When a breakup is one-sided, the rejected party’s behavior and mental state often change dramatically. A veil falls upon the world. Sleep becomes elusive. Food and sex are suddenly strangers to pleasure. Concentration dwindles to a rare resource. Intrusive memories and spiraling pessimism worm their way into every moment of consciousness."