The National Institute for Occupational Safety and Health (NIOSH) conducts research and makes recommendations for the prevention of work-related injuries and illnesses. NIOSH also provides information to the public.

The American Institute of Stress monthly newsletter, Health and Stress, provides updated information on a variety of stress-related topics. The organization also organizes and participates in relevant conferences and prepares informational packets on all stress-related topics.

The American Psychological Association provides information and brochures on a number of topics, including stress, anxiety, and depression. Visit their http://helping.apa.org site for information on the mind/body connection, family and relationships, and how therapy works.

The Association for Applied Psychophysiology and Biofeedback (AAPB) is a nonprofit organization of clinicians, researchers, and educators in biofeedback and related mind-body fields. The organization seeks to advance knowledge about applied psychophysiology and biofeedback to improve health and the quality of life through research, education, and practice. The AAPB Web site provides information about biofeedback and other fields that investigate the mind-body connection in a scientific way. The organization also can help you find a certified biofeedback practitioner in your area.

The International Stress Management Association (ISMA) promotes sound knowledge and best practices in the prevention and reduction of human stress. ISMA publishes a professional journal, the International Journal of Stress Management, and has branches in 13 countries. The Web site has a library of consumer-oriented articles by members, a list of books written by members, and information about stress assessment tools.

The National Institute of Mental Health (NIMH) provides information to help people better understand mental health, mental disorders, and behavioral problems. NIMH does not provide referrals to mental health professionals or treatment for mental health problems.