Many weight-watchers try diet after diet with little success, but there could be an underlying reason why you're struggling to shed the pounds. An expert has now warned that it can be easy to gain weight if you have poor gut health. This can be exacerbated after going through the menopause , a new study shows. A review published in the Nature Journal found a clear link between disruption in the gut microbiome and hormone levels caused by the menopause, which usually affects women between the