Fling yourself into
Definition 1 of 2

Context Matters
Use the phrase for positive activities or goals that require commitment.

She flung herself into volunteering at the animal shelter.
Emotional Shift
Often used when someone needs a change after an emotional event.

He flung himself into salsa classes to recover from his loneliness.
Intensity Implicated
Implies doing something with a lot of energy or intensity.

I flung myself into organizing the charity event.
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