A new study shows that a lack of dietary fiber leads to rapid inflammation in the aging brain's amygdala, impairing emotional memory.

I’ve been studying the amygdala for more than 30 years. When I started this work, research on this brain region was a lonely field of inquiry. The hippocampus was all the rage, and I sometimes felt ...

For my Ph.D. research, I spent four years investigating changes in sex drive and behaviour after neurosurgery for epilepsy. Some patients reported hypersexuality, or a dramatic increase in sex drive ...