These people unconsciously drain off your auric energy. The human energy field can interact with those of animals, plants and minerals. Being around nature is cleansing to the aura. There is a lot of truth about hugging a tree. Trees have vibrant, dynamic energy fields and act in a dynamic, positive way with those of humans.
Pine trees interact with aura in a cleansing manner.
Crystals and stones also have an effect on the aura, but for brevity they will not be treated here. Animals also have auras that affect you. Petting animals has been shown to reduce blood pressure. They have a balancing effect on the aura and stabilize your well-being. The longer and the more intimate the contact, the greater the exchange of energy.