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A double-blind
study conducted late last year investigated the effects of kava (Piper
methysticum) on stress related to "daily hassles of life." The study
involved 60 subjects between the ages of 18 and 60, of whom 29 took kava
and 31 placebo. Subjects were assessed five times during the four-week
study in five areas: interpersonal problems, personal competency, cognitive
stressors, environmental stresses and varied stressors. In each of the
four weeks after baseline, the group taking kava supplements showed statistically
significant decreases in stress in every category, while the placebo group
showed little variation. Authors Nirbhay N. Singh, PhD, professor of psychiatry
and pediatrics at Medical College of Virginia and director of Commonwealth
Institute for Child and Family Studies at Virginia Commonwealth University,
and Cynthia Ellis, MD, assistant professor of pediatrics and psychiatry
at Medical College of Virginia Commonwealth University, reported their
findings during the Third Annual Alternative Therapies Symposium and Exposition
at the Sheraton San Diego Hotel and Marina on April 4. The authors reported
that overall stress continued to decrease throughout the study period
and that no side effects were reported. Subjects were taking Kavatrol,
a brand name product from Natrol Inc. Kava is a member of the pepper family
and has been used for centuries in the South Pacific as a natural relaxant.
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