The vagus nerve is one of the cranial nerves. It is responsible for controlling part of the nervous system. The Vagus Nerve Care Kit is a combination of tools to help promote relaxation, calm the nervous system, and reduce stress levels. Stimulating the vagus nerve can positively impact overall well-being. This kit includes The Original™ 18″, Tiger Ball® 5.0, Tiger Footsie Foot Massage Roller, The Happy Muscles® Book, Acupressure Energy Mat, and Tiger Ball® ICE.