There has been a huge volume of scientific research conducted into the effects of meditation over the last 30 years. These include the measurement of brain activity during meditation, effects on stress, health and aging and many more. The vast amount of research indicates that there are substantial, measurable effects that result from meditation practices.
The power of meditation to affect the physical body has been studied and indicates that meditation causes profound effects in the cellular and brain structures. The effect in assisting with health is also well proven, particularly the effect of meditation on hypertension (high blood pressure) and cardiac problems