Table 1. Characteristics of the participants of each group.
| Group | Number (Men) | Age (years) | Height (cm) | Weight (kg) |
| TENS | 13 (0) | 66.7 ± 10.1 | 151.7 ± 13.4 | 61.4 ± 10.2 |
| MENS | 11 (2) | 71.5 ± 7.2 | 150.1 ± 8.4 | 58.7 ± 6.7 |
| Control | 11 (4) | 75.1 ± 2.9 | 152.4 ± 7.5 | 62.5 ± 10.7 |
TENS: transcutaneous electrical nerve stimulation; MENS: microcurrent electrical neuromuscular stimulation.