Water for the Pima

A few months ago, I published a post about the Pima Indians (Akimel O'odham) of Arizona. The Pima are one of the most heart-wrenching ...

Conflict of Interest

The U.S. National Cholesterol Education Program (NCEP) is a government organization that educates physicians and the general public about t...

Eating Down the Food Chain

Europe once teemed with large mammals, including species of elephant, lion, tiger, bear, moose and bison. America was also home to a numb...

Saharan Hunter-Gatherers Unearthed

The media recently covered an archaeological discovery in Niger that caught my attention. In the middle of the Sahara desert, researchers ...

Fit at 70

In my professional life, I study neurodegenerative disease, the mechanisms of aging, and what the two have in common. I was reading through...

Kitava: Wrapping it Up

There's a lot to be learned from the Kitava study. Kitavans eat a diet of root vegetables, coconut, fruit, vegetables and fish and have...

Cardiovascular Risk Factors on Kitava, Part IV: Leptin

Leptin is a hormone that is a central player in the process of weight gain and chronic disease. Its existence had been predicted for decad...