The fundamental cause of obesity and overweight is an energy imbalance between calories consumed and calories expended. Globally, there has been: an increased intake of energy-dense foods that are high in fat and sugars; and tv, and social media has made people more lazy and not as active
You should sit down and have a calm and collected talk. start of easy and work your way up to it. Make sure to tell him you love him and that this is who you are. I think he'll understand and he'll love you know matter what.