Table 2. The rate of increase in muscle elasticity in the forearm and calf areas by ultrasound and infrared therapy.

Site	Therapy	Average ± SD
Forearm	Ultrasound	1.55 ± 0.41
	Infrared therapy	1.23 ± 0.10
Calf	Ultrasound	1.59 ± 0.80
	Infrared therapy	1.60 ± 0.37
Therapy	Site	Average ± SD
Ultrasound	Ultrasound	1.55 ± 0.41
	Infrared therapy	1.59 ± 0.80
Infrared therapy	Ultrasound	1.23 ± 0.10
	Infrared therapy	1.60 ± 0.37