"Journaling can help you get your worried thoughts and feelings out of your head and body," said psychotherapist Deb Courtney, MA, PhD, LCSW. Start by free writing for a few minutes to let your emotions flow out. "You can then follow that up with journaling a gratitude list of 10 things you are grateful for," Dr. Courtney said. Here are more tips on starting a journaling habit for mental health.