Differentiate between relaxation and meditation

Summary similarities between relaxation and meditation
Both about relaxing the body and clearing the mind
Purify the deepest levels of the mind
expand the conscious state
many of the health benefits obtained through relaxation also achieve through relaxation: decreased blood pressure, reduced stress, treatment of insomnia, and so on

Summary differences between relaxation and meditation
Relax mind vs.  Strengthen/ focus mind, dynamic component of awakening
Letting go vs.  Self discipline/ practice/ effort
Normally lay comfortable  vs.  Normally Sitting Position can be uncomfortable
Mind moves a place relaxing  vs.  Alpha/ theta states
Emphasis releasing stress  vs.  Emphasis focusing mind
Learn to withdraw from world vs.  Learn opening up
You leave the Waking state of consciousness towards unconsciousness vs. remain in the Waking state of consciousness
Relaxation techniques are designed as treatments for particular disorders vs.  Meditation is a means toward achieving personal growth and finding a system of values and philosophy of life, whereas (Kokoszka, 1990).