Weight of Expectations?

A very substantial study has, perhaps unremarkably, demonstrated that people with genes making them likely to develop a high BMI are more likely to evidence clinical depression than counterparts without such markers (https://www.theguardian.com/society/2018/nov/13/researchers-discover-why-being-overweight-can-lead-to-depression). It has been suggested that developing a poor body image is one causative factor. Yet another repudiation of the jolly, fat person stereotype!