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This Review outlines evidence that the gut microbiota is involved in regulating body weight homeostasis. In addition, the opportunities, limitations and challenges of using gut microbiota-related approaches as a means to achieve and maintain a healthy body weight in people with overweight or obesity are discussed.
In May 2022, the WHO released global targets for diabetes mellitus. In this Viewpoint, experts from around the world discuss the challenges and opportunities in applying these targets.
A considerable proportion of autoantibody-negative children with type 1 diabetes mellitus actually have monogenic forms of diabetes mellitus, which enables tailored treatment. Thus, a diagnosis of monogenic diabetes mellitus should be considered and genetically tested for in this group of patients, even if the clinical criteria for monogenic diabetes mellitus are not met.
Food odour recognition is involved in the food anticipatory response. A study in Nature Metabolism describes how the olfactory system differentially regulates metabolic adaptations depending on energy availability. These effects are mediated by a brain circuit involving the melanocortin system that controls systemic lipid utilization via the sympathetic nervous system.
