lack of funding

The purpose of this research is to examine the relationship between performance status rating and the actual amount of physical activity a subject does when it is measured by an activity monitor.

Inclusion Criteria:

• Worst Daily Pain rating of < 4/10
• ECOG Performance Status of 0, 1, or 2
• Prior malignancy is allowed as long as it is inactive or well-controlled without current anti-tumor therapy required

Exclusion Criteria:

• Known brain metastasis
• Use of assistive devices (cane, crutch)
• No concurrent radiotherapy: all radiotherapy must be completed 4 weeks prior to enrollment in this study
• Patients receiving only targeted therapy are not eligible(e.g.erlotinib)

Non-small cell lung cancer patients receiving chemotherapy.