Wide CPW-Fed Multiband Wearable Monopole Antenna with Extended Grounds for GSM/WLAN/WiMAX Applications

Table 3

Thickness, density, and loss tangent of skin, fat, and muscle layers.

Layer	Thickness (mm)	Density (kg/m^3)	Loss tangent
Skin	3	1090	0.418
Fat	10	1100	0.186
Muscle	30	1050	0.342