Earlier quoted context omitted.
I counted calories for over a month with some intense exercise and nothing happened. Maybe because I had an extra burger one of those days and that ruined the whole thing, or I was absorbing calories through photosynthesis. If it takes even more than what I tried then I hardly believe it's even worth it. I'd rather live happily for one less year than never get to eat fulfillingly and live on a bootcamp exercise regim…
Please try again. Almost certainly you counted incorrectly because you didn't use a food scale or you didn't include things like oil, etc. You also don't have to live a bootcamp experience, since essentially all your weightloss will come from not eating too much. Calories are flexible though, if you note which foods you get most saity/calorie then it is better to go with those foods than others that may be "healthier…
The water/muscle sound like reasonable explanations.
My overweight relatives had reasonable mobility etc into their 80s while still being overweight, so maybe my genetics are fine for it, but being healthier might be a net positive as you say anyway. I'll consider it.