February PsychNotes

phrenologistWanna hear a joke? A neuron and a glial cell went to summer camp. When they arrived at the barracks, the neuron demanded the top bunk. “Why should I get stuck on the bottom,” asked the glial cell. The neuron answered, “because I want to have a high resting potential!” (I didn’t say it was a good joke.) Here’s some recent news, starting with the brain’s tiny unsung heroes. Continue reading “February PsychNotes”

October PsychNotes

We’re approaching binge-eating season. It seems natural selection has saddled us with a powerful hankerin’ to bulk up for the winter. There was a time when a little extra weight helped us live longer, and science has shown that being not-dead makes it easier to pass on DNA. Hence, DNA tells us to store extra fat for what it thinks will be lean times.

But as Steven Pinker said, “my genes can go jump in a lake.” You are free to disobey your DNA if it is telling you to snuggle up with a Cinnabon for the next six months. Here are some compelling, brain-related reasons to burn calories rather than store them this fall. Continue reading “October PsychNotes”