Even though there are few side effects and minimal contraindications, there are several precautions to be aware of when using a T.
E.N.S. Unit. The safety of T.E.N.S. During pregnancy
(prior to 36 weeks) has not been established, so it should be used with the knowledge of the physician or midwife. T.E.N.S.Stimulation is of no curative value. T.E.N.S. Does not do anything to the underlying cause.