Essen&Cologne - exercise program in metastasiszed colorectal cancer patients

Interventions: Group 1: Exercise group which passes an eight-week mixed endurance, strength and balance exercise program (twice a week, 60 minutes)
Group 2: waitlist control group which receives standard written recommendations to obtain physical fitness
Primary outcome(s): FACT/GOG-NTX (version 4) questionnaire: Trial Outcome Index (consists of physical well-being, functional well-being and neuropathic symptoms); three investigations at baseline, after the intervention and four weeks after
Study Design: Allocation: Randomized controlled study; Masking: Open (masking not used); Control: No treatment / Standard of care; Assignment: parallel; Study design purpose: supportive care