Optimal Breathing Provides research material, programs and products designed to improve lung capacity and general well being. http://breathing.com

Mountain Wind Exploring health, self-knowledge, consciousness and self-transformation through natural breathing, Taoism, Chi Kung, and the ideas and practices of G. I. Gurdjieff. San Francisco, California. http://www.breath.org/

Breath Mastery Explores the potential and possibilities of breath and breathing, towards self discipline through the teachings of Dan Brulé (Guchu Ram Singh). http://breathmastery.com/

Venus Rising Shamanic Breathwork A highly experiential technique designed to help individuals remember and reconnect with their own inner healer. Linda Star Wolf, founder. Facilitators and counselors list. http://www.shamanicbreathwork.com/

Authentic Breathing Resources Offers breathing and breathwork exercises, tips, articles, meditations, research, and workshops for health and self-transformation. http://www.authentic-breathing.com/

Manna 2000 Non-profit association for holistic healing and inner growth, rebirthing training, spiritual travel. Based in Amsterdam, The Netherlands holding workshops in Arizona, USA. http://www.manna2000.org/

Seeds of Transformation Susan Marie Iellamo, Integrative Therapist. Utilizing Transformational Breath, Somato-Respiratory Integration, energy and sound Healing. Northampton, Massachusetts. http://www.relationship-talk.com/susan/

Breathwork Discussion Group Email discussion group/list on the topic of healing breathwork, especially rebirthing. http://groups.yahoo.com/group/breathwork/

International Breathwork Foundation The IBF is a global network of breathwork schools and practitioners which organizes the annual Global Inspiration Conference. http://www.ibfnetwork.org/

The Middendorf Breath Institute The San Francisco based centre providess details of practitioners, teachers and workshops in 'The Experience of Breath'. http://www.breathexperience.com/

Transformations Incorporated Breathwork school combines conscious breathing with psychotherapy and bioenergetics. Specializes in abuse and women's issues. Milwaukee, Wisconsin. http://www.transformationsusa.com/

LifeBreath A breath and martial arts based approach designed to enhance people's physical, emotional, mental, and spiritual well being. http://www.life-breath.com

The Power of BreathWork A European regional site with information on techniques and exercises to try online. http://www.BreathWork.be

Breathing Coordination Information on continuing the research of Carl Stough. Contains a list of practitioners and schedule of events. http://www.breathingcoordination.com/

The Power of Healing Breath Overview and schedule of upcoming events in Florida. http://www.healbreath.com

Breathwork - Australia Comprehensive listing of articles and seminar details for heart opening, personal transformation, relationship enhancement, emotional healing, and raising heart intelligence using breathwork and other modalities. http://www.breathwork.com.au

Intellect Breathing Promotes endogenous breathing for preventive maintenance and treatment of many illnesses. Central office in Novosibirsk, Russia. http://www.intellectbreathing.com/

Wellness Unlimited London based centre that provide courses and workshops with the objective of enhancing health and wellbeing. http://www.wellnessunlimited.ukonline.co.uk

The Society for Holistic Breathing Offers online training in Eastern techniques for natural breathing and preventive maintenance. http://www.breathing-online.com

Breathe Magazine for Rebirthing and Breathwork A quarterly print journal that includes articles, descriptions, personal accounts, advertisements, news and opinions. http://www.breathe-mag.co.uk/