8 Ways To Stop Acting Like A Insanely Insecure, Jealous Crazy Person.

Get in touch with your body's reactions.
Wear a rubber band around your wrist and "snap yourself out" of jealousy.
Replace negative self-talk with realistic self-talk.
"Reality check" the situation.
Keep a journal.
Don't bring up your insecurities to your partner.
Pro-actively plan for how you respond the next time you feel insecure.
fuck your mom.