Men’s Brains vs. Women’s Brains: Social Implications of Neuroimaging (Part 2 of 2)

Last week I started discussing the social implications as they relate issues of neuroimaging and gender. If you haven’t read that article, you can access it here for the background and introduction to this topic. Here’s another example of the neuroscience of gender at work: As of 2009, an estimated 360 public schools in the…

Men’s Brains vs. Women’s Brains: Social Implications of Neuroimaging (Part 1 of 2)

Lately, I’ve read about quite a few interesting brain imaging studies, on all sorts of topics. Collectively, these have sparked my curiosity about this question: how might brain imaging technology transform our culture far beyond its medical applications? While many of the possibilities are exciting, others make me nervous–especially those that threaten hard-won equalities by…

Evaluating Brain Fitness Programs – Which Should I Choose?

The brain fitness market has expanded rapidly in recent years, and there is now a large selection of computer and on-line brain training exercises to choose from. At one end of the spectrum are games that are purely for entertainment purposes. At the other end are exercises that have been scientifically validated in clinical trials.…

Junk Food and Addiction – How Cheesecake and Bacon are Like Heroin and Cocaine

Dopamine is a neurotransmitter that helps produce a reward response in the brain. This response kicks into action when we do something pleasurable- like eating highly palatable food. It is known that there is a reduction in this reward response in obese people. However, it is unclear whether the reduction in reward precedes obesity and…