Annie, you may consider creating a totally new bio from scratch. That way, you will have a completely new, different character to explore. As a reminder, you can also use Imgur imaging to portray your character, as a few of us have done. Alternatively, you can base ideas from Imgur images.
For example,
Now that you've looked at this picture, what kind of story can you create behind it? Simply by creating a story behind a picture, you can create an entirely different kind of character.
Music and music videos may also heighten creativity,
https://www.youtube.com/watch?v=MPgBZsGba8A
Once your imagination has began flowing, put it into simple wording. Do what you
feel
and induce
emotions
into what you wish to create. This will help you create new characters frequently and easily. It's about the feelz after all.