What is a magnetic field?

We live in space, all kinds of celestial bodies are on the earth radiation energy, various kinds of waves, magnetic waves, radiation, light and so on all affect the animals on the earth plants, people are no exception.Various there are rules to follow the movement of the stars, their magnetic field of electromagnetic wave to space radiation also have rules to follow, celestial body with the earth and the human has the relation of influencing each other.Changes of celestial objects can predict and speculated that there exists a mutual influence between the earth and human relations.Various stars like the sun, the moon in the sky stars, 28, Venus, Mars, Jupiter, Saturn, and so on of electromagnetic radiation, formed a strong magnetic field day, it has to do with the sympathetic response of the geomagnetic field and influences the earth of all animals, including humans, and the fate of creatures.Days of magnetic field and sympathetic, Yin and Yang of the geomagnetic field to form the human bio-field, gave birth to the everything in the world.