This double-blind, placebo-controlled study found that low-frequency, lowintensity electrostatic fields (40-62 Hz) administered for 12-14 minutes per day helped normalize blood pressure in patients suffering from ertension.

T.A. Kniazeva, “The Efficacy of Low-Intensity Exposures in Hypertension,” Vopr Kurortol Fizioter Lech Fiz Kult, 1, 1994, . 8-9.