Risks
By Mayo Clinic staffHypnosis that's conducted under the care of a trained therapist or health care professional is considered a safe complementary and alternative medicine treatment.
Adverse reactions are rare but may include:
- Headache
- Dizziness
- Nausea
- Anxiety or panic
- Creation of false memories
Use special caution before using hypnosis for age regression to help you relive earlier events in your life. This practice remains controversial and has limited scientific evidence to support its use. It may cause strong emotions and can alter your memories or lead to creation of false memories.
- Information for the general public. American Society of Clinical Hypnosis. http://asch.net/genpubinfo.htm. Accessed Oct. 15, 2009.
- Stewart JH. Hypnosis in contemporary medicine. Mayo Clinic Proceedings. 2005;80:511.
- Surman OS, et al. Hypnosis. In: Stern TA, et al. Massachusetts General Hospital Comprehensive Clinical Psychiatry. Philadelphia, Pa.: Mosby/Elsevier; 2008. http://www.mdconsult.com/das/book/body/165034062-3/0/1657/142.html?tocnode=5754. Accessed Oct. 15, 2009.
- Hypnosis today — Looking beyond the media portrayal. American Psychological Association. http://www.apa.org/releases/hypnosis.html. Accessed Nov. 19, 2009.
- New definition: Hypnosis. American Psychological Association. http://www.apa.org/divisions/div30/define_hypnosis.html. Accessed Nov. 19, 2009.
- Hypnosis. American Cancer Society. http://www.cancer.org/docroot/ETO/content/ETO_5_3X_Hypnosis.asp. Accessed Nov. 19, 2009.
- Schnur JB, et al. Hypnosis to manage distress related to medical procedures: A meta-analysis. Contemporary Hypnosis. 2008;25:114.
- Martin DP (expert opinion). Mayo Clinic, Rochester, Minn. Dec. 1, 2009.

Find Mayo Clinic on