Biofeedback Certification International Alliance
BCIA is the international standard in biofeedback certification, order neurofeedback certification, check and pelvic muscle dysfunction biofeedback certification.
CHADD is a resource site for people dealing with ADD/ADHD.
ISNR | International Neurofeedback Organization
The International Society for Neurofeedback and Research is the member organization for clinicians, researchers, and educators in the field of neurofeedback.