Hypertension
Conditions
Interventions
participants undergo isometric hand grip exercise:four sets of 2-min isometric contractions(using alternate hands) on a programmed handgrip dynamometer(medical grip
Ohashi Chiso Laboratory,Tokyo,Japan)at 30% of maximal voluntary contraction,each separated by a 1-min rest interval.(turning on blue lamp for right grip, yellow lamp for too weak,red for too strong.)
Ohashi Chiso Laboratory,Tokyo,Japan)at 15% of maximal voluntary contraction,each separated by a 1-min rest interval.(turning on blue lamp for right grip, yellow lamp for too weak,red for too strong.)
Sponsors
Medical Corporation Tesshokai
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Diagnosed Hypertension 4 weeks prior to participate the study. Diagnostic criteria is 140/90 mmHg. 2.Holding home blood pressure monitor and able to measure blood pressure at home.
Exclusion criteria
Exclusion criteria: 1.resting SBP is more than 180 mmHg at the beginning. 2.Changed anti-hypertensive medication within 4 weeks. 3.continuous physical training more than 3 times per week more than 4 weeks before the study. 4.History of peripheral vascular disease and Presenting symptoms. 5.History of congestive heart failure and presenting symptoms more than NYHA 2. 6.uncontrolled arrhythmias or presenting symptoms of arrhythmias. 7. History of acute coronary syndrome or cerebral vascular disease within 4 weeks. 8.History of osteoarthritis or any orthotic disease which make participants difficult to perform handgrip exercise. 9.Any history or present illness which primary care doctor decide that participants are unable to perform handgrip exercise.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Systolic and diastolic blood pressure at both clinic visit and home at 12 weeks | — |
Secondary
| Measure | Time frame |
|---|---|
| Home blood pressure at 4,8 weeks and 6,9,12 months. Systolic and Diastolic blood pressure at clinic visit at 6,9,12 months. compliance of handgrip exercise over 12 weeks the rate of concordance in 30% handgrip exercise machine and the rate of concordance in placebo machine. | — |
Countries
Japan
Contacts
Public ContactAkihiro Ito
Kameda Family Clinic at Tateyama Family Medicine
Outcome results
None listed