I speak English since I moved to USA when I was little, so I completed my high school and college degree there

From my experience, comfort is essential to learn English, especially if you have the need or even the obligation for whatever reason to learn it, the most important thing is that English although it has a structure like all the languages that must be followed, it allows you that once you handle the basics you can achieve any improvement just by practicing it little by little, while you are already communicating in that language