Shake it out (yes shake your body)
Meditate
Practice Yoga
Use relaxation techniques (or biofeedback)
Breath deep or practice breathing exercises
Move your body or dance
Take a walk
Take a shower (or bath)
Smile
Get/Give a hug
Call a friend
Make love
Write a note to someone
Exercise
Laugh
Journal
Drink a cup of tea
Listen to music
Read
Play with a pet
Use aromatherapy (lavender is a popular choice)
Pot or plant a plant
Progressive muscle relaxation
Sleep
Pray