What is the origin of the idiom "go for it" and when to use it?

While the exact origin of the idiom "go for it" is challenging to pinpoint, it emerged in the mid-20th century and gained popularity in American English. The phrase likely evolved from the combination of the verbs "go" and "for," expressing a sense of taking action and pursuing something wholeheartedly. It became commonly used in informal and motivational contexts, encouraging individuals to seize opportunities, overcome challenges, and pursue their ambitions without hesitation.