When healthy people give emotional reactions such as distress, sadness, and grief against unwanted or disappointing events, these feelings are called depressive feelings.
So far, you've tried many ways to lose weight. But you've been unsuccessful, and you are now trying to make peace with your weight and live with it.
Worry or anxiety is a negative perception, visualizing and believing in the mind that a possible circumstance may happen in future will certainly come true in this way. Unlike fear, there is no physical threat in anxiety.