The Thrifty Gene Hypothesis And Its Offspring

Mar 21, 2015
D. Sellayah et al/Endocrinology 2014, adapted by E. Otwell

The Food Guys discuss the "Thrifty Gene Hypothesis," proposed in 1962 by geneticist James V. Neel, which prompted investigation into a genetic and evolutionary basis for diabetes among some human populations who had only recently been introduced to the Western diet of the 1960s.

Courtesy of Pacific Northwest National Laboratory

Greg and Jon continue their discussion of Ari LeVaux's online column, "Irony Alert: Artificial Sweeteners Make You Fat" with information from a second article cited by LeVaux: "Do Gut Bacteria Rule Our Minds?" by Jeffrey Norris, UC San Francisco -  itself summarizing new research review findings:

Flickr user, Steve Snodgrass

Jon and Greg discuss a November 2014 online column by Ari LeVaux, "Irony Alert: Artificial Sweeteners Make You Fat." LeVaux's piece examines recent findings, published in Nature, that mice who were fed artificial sweeteners in their water developed glucose intolerance.


Mar 14, 2014

3/15/14: This week on "The Plant Detective:" Hoodia, native to the Kalahari Desert of Southern Africa, works as an appetite suppressant by telling the brain that the stomach is full without affecting the rest of the body's functioning. After a long legal battle, the San bushmen of the Kalahari won a settlement for traditional claims to the knowledge of the plant.