The project aims to compare the use of carboxiterapia ( therapeutic administration of carbon dioxide) with the use of active TENS and placebo TENS using the VAS scale as a parameter. The therapy used was started in the 30s , with carbonated water baths, and , lately, is involved in the therapeutic arsenal of numerous diseases , Both for treatment of diseases when for aesthetic treatments , especially for the gynoid lipodystrophy. However, the therapy presents CO2 in clinical practice, limiting factors for its use , such as pain at the injection site , small bruises or welts due to several punctures and feeling of crepitus. To try to combat these " side effects " that can last up to 30 minutes, the TENS was used in order to determine whether the use of this electric current helps at improvement of discomfort.