It has long been known in many different cultures that stones give off energy fields; these fields can affect human health and behavior. Beads are an easy to carry version of putting crystals around the room.
Citrine: It is thought to protect against snake bites and expel evil thoughts.
Lapis lazuli: It is said to be a good stone for emotional healing and treatment of disorders of the throat, bone marrow and immune system.
Aquamarine: It is thought that it Improves expression.
Carnelian: This orange stone is thought to exude confidence, spiritual energy, and physical energy.