Edited sentence: Further analyses are required to assess these effects.Rigorous analyses of available data suggest that Transcendental Meditation tends to decrease anxiety and have other psychological benefits.The 2008 metaanalysis on hypertension mentioned previously included in its scope data on adverse effects.The authors write, "The anecdotal reports of adverse psychological effects or increased seizures have not been documented in randomized controlled trials.Two of the randomized controlled trials in this review indicated that psychological function was improved with Transcendental Meditation, while another study collected information but did not mention differences in side effects between groups