Did you know your gut might be able to tell you about the strength of your relationships? A recent study from Arizona State University shows that the strength of a couple’s emotional connection is correlated with the diversity of their individual microbiome.

Joining Jonathan to discuss their findings is Rosy Krajmalnik-Brown, Director of the Biodesign Center for Health Through Microbiomes and a Professor at the School of Sustainable Engineering and The Built Environment at Arizona State University & Shelby Langer, Associate Professor at the ASU’s College of Nursing and Health Innovation and a member of the Center for Health Promotion and Disease Prevention.

Also joining Jonathan for this week's Newsround is Dr. Shane Bergin, Assistant Professor in Science Education at University College & Dr. Ruth Freeman from Science Foundation Ireland.