A Milkshake Experiment WKNO | By Savannah Smith Published May 21, 2022 at 9:52 AM CDT Facebook Twitter LinkedIn Email Can you control your metabolism with your mind? Alia Crum says that if we really want to lose weight, we'd eat foods labelled 'fatty' instead of 'diet.' A film by Bianca Giaever and story by NPR's Alix Spiegel.