Vibration Training in Chronic Obstructive Pulmonary Disease (COPD)-Patients During a Three-week Rehabilitation

Inclusion Criteria: * Chronic obstructive pulmonary disease III/IV Exclusion Criteria: * Severe exacerbations in the last 4 weeks prior to begin of study (definition of exacerbation: symptoms on more than 3 days with a relevant change in drug therapy (cortisone, antibiotics)) * Severe disease other than COPD, that could influence the results of the study * Abuse of alcohol or drugs * Simultaneously participation in another study * Tachypnea (\>30/min) * Severe exacerbation during rehabilitation * Cardiac insufficiency (NYHA IV) * Myocardial infarction during the last 6 weeks * Mental-health problem * Pregnancy * Known HIV-infection * Slipped disk * Acute discopathy * Acute thrombosis * Implants in trained regions of the body (lower extremities) * Acute inflammation of the locomotor system, active arthrosis or rheumatoid arthritis * Acute tendinopathy in trained regions of the body * Acute hernia * Fresh fractures, wounds or scars in trained regions of the body * Gallstones or stones in the urinary tract collection system