Stop talking about your weight with people.
But seriously, address this, if you can. Google diabetes Google "How does diabetes affect the human body?"
www.diabetes.co.uk/how-does-diabetes-affect-the-body.html
Basically, I am in a boat very similar to your boat, only worse, I have diabetes.
"But I'm very happy with my life and my body." Good for you, me too, but ....
Just a few things to scare you:
Trouble with digestion
Sexual dysfunction
Slow wound healing
Effect of diabetes on the kidneys
The kidneys are another organ that is at particular risk of damage as a result of diabetes and the risk is again increased by poorly controlled diabetes, high blood pressure and cholesterol.
Diabetic nephropathy is the term for kidney disease as a result of diabetes.
Damage to the kidneys takes place over a period of years and can picked up by nephropathy screening before it gets too serious. Treatment includes lifestyle changes and may include medicine to treat high blood pressure and cholesterol.
Diabetes and its effects on the nerves
The effects of diabetes on the nerves can be serious as the nerves are involved in so many of our bodily functions, from movement and digestion through to sex and reproduction.
Diabetes and its effect on digestion
Just stop and think how much of that you would be 'very happy with'.
Just be grateful people care about you and stop thinking that you are an island and it doesn't matter how sick you get because it clearly matters to others!