As an example, when you sit at your computer all day long, your upper body begins to slump forward. To raise your head to see, you use your upper trapezius muscle. (The upper section of the ...

Conclusions: According to the acquired results, we conclude that IZ and MTrPs are located in well-defined areas in upper trapezius muscle. Moreover, MTrPs in upper trapezius are proximally located ...

To allow antagonistic pairs to work efficiently, other muscles called fixators assist by supporting and stabilising the joint and the rest of the body. The trapezius muscle can act as a fixator ...