Body & Mind: Giving Fibroids the Heat

A new treatment uses sound waves to shrink the tumors

No one knows precisely what causes fibroid tumors. No one can say why those abnormal muscle-like growths in the uterus are so common, with 40% of women over 35 believed to have them. But this much is certain: fibroids cause an awful lot of misery. Although many fibroids remain small and symptomless, the benign tumors can grow to the size of grapefruits or even cantaloupes. Women with large fibroids often experience unrelenting pressure on the bladder and menstrual bleeding heavy enough to cause anemia. Fibroids are the reason for 30% of the 600,000 hysterectomies performed each year in the U.S. and 30,000...

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