A toddler’s gut bacteria predict whether they will be overweight at 5 years old, finds new research

The make-up and volume of gut bacteria in toddlers at 3.5 years old is predictive of body mass index (BMI) at age 5, irrespective of whether they are born prematurely or not, according to new research, being presented at this year’s European Congress on Obesity (ECO) in Dublin, Ireland (17-20 May).