HRV Biofeedback100 provides an up-to-date and extensive review of the Blueprint for the Biofeedback Certification International Alliance (BCIA) Exam in HRV Biofeedback. Professionally written question pool that exceeds 400 questions and is based on the BCIA Blueprint of Knowledge and Core Reading List. These questions are updated every quarter. Please note that this product is a testing service and not a tutorial course.