Sometimes just writing every feeling down or writing about WHATEVER can be so helpful to get your thoughts and feelings out! There is no right or wrong way to Journal!! Here are some subjects in case you are stuck:
Writing 3 things you are grateful for every morning
Things on your mind
Lists of Favorites (Movies, Songs, Books, etc.)
Reflection of your day
Reflection of self
All the good things from today
New Ideas
Awesome things about your friendships
Your hopes and dreams
Your frustrations
Memories
Highlight of day/week
Something you are glad you know
Something you wish you knew more about
Goals and how to make it happen/plans
Things you want to try
Places you want to go
Make up a Story
Draw Pictures within your writing
Be Creative