Allergic response produce histamines. These histamines will act on different areas of the body (eyes, throat, nose, gastrointestinal tract, skin or lungs) to produce symptoms of an allergic reaction. The allergic response is not limited to a certain amount of exposure. If the body is exposed to the allergen multiple times the immune system will react every time the allergen is present. The reason why people get allergies is not known. The allergens are not passed down through generations. It is believed if parents have allergies the child is more likely to be allergic to the same allergens. Some common symptoms include
The Power that Preserves had to act through a proxy, Covenant, and even after causing Covenant to be transported to the Land, the Creator did not interfere with Covenant's freedom of will in any way. The decision to "save or damn" the Land was Covenant's own. The Creator then tells Covenant that he has a choice: either he can remain in the Land in full health, or he can be returned to life in his own world, where he otherwise would have died from an allergic reaction to the anti-venom treatment applied to his unconscious body. Covenant, still unwilling to fully accept the Land,