Research Article
Effects of 830 nm Light-Emitting Diode Therapy on Delayed-Onset Muscle Soreness
Table 2
Thigh circumference and muscle strength in the LEDT and placebo groups before and immediately after exercise and at 24, 48, 72, and 96 h postexercise.
| Outcome measures | LEDT group (n = 20) | Placebo group (n = 20) |
| Thigh circumference above 10 cm (cm) | | | Before exercise | 46.24 ± 2.95 | 46.17 ± 5.39 | Immediately after exercise | 45.89 ± 3.19 | 46.40 ± 5.77 | 24 h postexercise | 45.71 ± 4.12 | 46.38 ± 5.91 | 48 h postexercise | 45.69 ± 3.28 | 46.23 ± 5.44 | 72 h postexercise | 45.91 ± 3.40 | 46.29 ± 5.78 | 96 h postexercise | 46.09 ± 3.78 | 46.77 ± 4.48 | Thigh circumference above 20 cm (cm) | | | Before exercise | 53.76 ± 3.85 | 53.79 ± 6.52 | Immediately after exercise | 52.21 ± 4.80 | 53.70 ± 7.53 | 24 h postexercise | 52.13 ± 5.23 | 53.56 ± 6.98 | 48 h postexercise | 52.03 ± 5.06 | 53.64 ± 6.86 | 72 h postexercise | 52.07 ± 4.96 | 53.45 ± 5.80 | 96 h postexercise | 53.95 ± 4.99 | 53.33 ± 6.94 | Muscle strength (Ib) | | | Before exercise | 46.97 ± 14.12 | 44.72 ± 12.25 | Immediately after exercise | 50.25 ± 17.57 | 48.48 ± 11.31 | 24 h postexercise | 51.22 ± 15.43 | 47.91 ± 12.12 | 48 h postexercise | 51.32 ± 14.51 | 46.55 ± 15.27 | 72 h postexercise | 51.67 ± 12.53 | 47.78 ± 11.76 | 96 h postexercise | 52.63 ± 17.34 | 49.52 ± 11.75 |
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