Inclusion Criteria:: 1) patients with hemiparesis after 5 to 7 weeks after stroke; 2) no severe deficits in communication, memory, or understanding what can impede proper measurement performance; 3) at least 40 years of age; 4) maximum 89 years of age.  -  Exclusion Criteria:1) stroke up to two weeks after the episode, 2) acute polyneuropathy and damage to peripheral nerves, 3) lack of trunk stability, 4) no wrist and hand movement, 5) hypersensitivity to electrical stimulation, 6) metal implants in the hand, cardiac dysfunction, epilepsy, 7) decorations on the fingers, 8) high or very low blood pressure, 9) dizziness , malaise of the respondents.  -