Effective treatment for obesity remains a challenge and the only intervention proven to maintain weight loss is bariatric surgery. Intrigued by the beneficial effect that this procedure has on the composition of gut microbiota, Dr Fredrik Bäckhed explores the possibility of mimicking these changes to develop a treatment for obesity that won’t require going under the knife.
The genetic heredity a person is born with isn't as impossible to change as one might think. In a study published in Cell Metabolism on 7 March 2012 Juleen Zierath, an ERC Advanced grantee 2008, and her team of researchers from the Karolinska Institutet in Sweden showed that when healthy but inactive men and women are made to exercise it actually alters chemical marks on their DNA - in a matter of minutes.

