Complex sentence: At the time, Alaina was dealing with the divorce of her parents, her father going to rehab for alcoholism, and her own bulimia; as such, she wanted to write an uplifting song that could inspire others going through similar struggles.
Split into simpler sentences: At the time, Alaina was dealing with the divorce of her parents, bulimia and her father going to rehab for alcoholism. She wanted to write an uplifting song that could inspire others going through similar struggles.