An NCCAM-funded trial found that women who used self-hypnosis during a type of core needle breast biopsy experienced anxiety relief and reduced pain when compared with standard care.
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I can attest to this personally as being true since I had this procedure done 1 month ago to both of my breasts (thankfully with negative results), and self-hypnosis and the doctor's skill made the process bearable and free from stress and pain. Talk about putting your money where your mouth is, or in this case your health.