Technical and Clinical Validation of the WPM-SEMG Prototype

Eligibility criteria for healthy volunteers * Inclusion Criteria * Healthy volunteers * Female or male * 18 years or older * Preserved cognitive capacity * Ability to understand the study * Willingness to complete all the study assessments * No chronic or concomitant use of medications or treatment * Written informed consent * Exclusion Criteria * Skin lesions in the area below the electrode * Allergy to metal alloys * History of skin disease * Pregnancy * Lactation * Known causes of neuromuscular disease * Inability to follow the procedures of the study Eligibility criteria for patients * Inclusion Criteria * Patients of the Neurocentro della Svizzera Italiana with diagnosis of myopathy or neuropathy that requires a needle-EMG electrophysiological testing as standard clinical management of the disease * Female or male * 18 years or older * Preserved cognitive capacity * Ability to understand the study * Willingness to complete all the study assessments * No chronic or concomitant use of medications or treatment that may influence the measure in the opinion of the investigator (muscle relaxant such as baclofen, statin, benzodiazepine). * Written informed consent * Exclusion Criteria * Skin lesions in the area below the electrode * Allergy to metal alloys * History of skin disease * Cognitive and/or psychiatric disorders * Pregnancy * Lactation * Neuromuscular disease other than myopathy and neuropathy * Inability to follow the procedures of the study