https://www.sciencedaily.com/releases/2020/05/200520124943.htm

The researchers obliged. And the intervention they designed produced the desired results when it came to improving participants' diet. As a group, the women in the study who watched the videos and talked to their peers over 16 weeks were more likely to have reduced their fat consumption than women in a comparison group who were given print materials about lifestyle change.

The participants were women who face stubborn health challenges -- highly stressed overweight low-income mothers of young children who, for example, tend to retain 10 or more pounds of pregnancy weight after childbirth and are likely to eat high-fat foods. They are at risk for life-long obesity and potential problems for themselves and new babies if they become pregnant again.