Linked from
The 14 pages that link to Muscle weakness, each with the reason it gives.
HypokalemiaRelated: It is a common manifestation when low potassium impairs muscle excitability.
Muscle biopsyRelated: Weakness is a common clinical reason to investigate muscle tissue.
MyopathyRelated: It is the central functional problem in many myopathies.
SyringomyeliaRelated: Syrinx-related injury can impair motor neurons and descending pathways.