An infection of meninges, protective tissue of the brain that causes stiff neck ... A disorder that affects muscle and soft tissue characterized by chronic muscle pain, tenderness, fatigue ...

Speculatively, tenderness of the deltoid muscle may reflect referred pain from undiagnosed ... the anatomical overlap of several neck/shoulder muscles – e.g. trapezius and supraspinatus ...

Methods: We screened 71 individuals and eventually enrolled 24 subjects with neck pain and active MTrPs ... in well-defined areas in upper trapezius muscle. Moreover, MTrPs in upper trapezius ...