With millennials set to be the heaviest generation since records began, we go to the South Wales Valleys, which has some of the highest obesity rates in Wales, to meet the friends determined not to let their size get in the way.
Overview：With millennials set to be the heaviest generation since records began, we go to the South Wales Valleys, which has some of the highest obesity rates in Wales, to meet the friends determined not to let their size get in the way.
