Pedaling at a Low-Moderate Intensity During Chemotherapy Administration

Inclusion Criteria: * Patients with diagnosed colon or rectal cancer with previous surgical intervention and planned intravenous chemotherapy treatment (FOLFOX or FOLFIRI). * ECOG Performance Status of Grade 0-2. Exclusion Criteria: * Limited functional status, demonstrated by an ECOG Performance Status of Grade 3-5. * Severe cardiac history or comorbidities (i.e. have a cardiac defibrillator or have a history of heart failure, clinically significant aortic stenosis, cardiac arrest, uncontrolled angina, uncontrolled arrhythmias, major heart surgery, stroke, or pulmonary embolus). * Chest pain or severe shortness of breath at rest or with physical activity. * Orthopedic impediments to exercise (i.e. joint immobility or lower extremity lymphedema). * Limitations to sustained exercise (i.e. bone metastases in the femur neck). * Severe arthritis (i.e. osteoarthritis or rheumatoid arthritis).