Medical Marijuana has become a highly sought-after treatment for some conditions and diseases. Many people wonder how Marijuana is able to treat Medical Conditions and why it is medically prescribed today. CBD and THC are the top two active ingredients of Medical Cannabis. Studies currently happening in many locations have shown that the Human Brain and the Immune System have CB1 and CB2 receptors. These compounds can affect the brain in a number of ways, whether it’s increasing relaxation, improving your appetite, or reducing pain. When THC or CBD is used during an allergy attack, these compounds can act as anti-inflammatory treatments. They can reduce Histamine reactions and make allergy sufferers feel better.