The Study
Accelerometer-measured physical activity, sedentary behavior, and mortality among cancer survivors: the Women’s Health Accelerometry Collaboration
This study shows that in older women who have had cancer, those who move more and sit less tend to live longer. But it doesn’t prove that moving more is why they live longer — there could be other reasons. It’s like noticing that people who carry umbrellas get less wet, but not proving the umbrella caused them to stay dry.
Analysis score
Maximum 72 for a cohort study.
Where the score came from
Older women who survived cancer lived longer if they walked more and sat less every day.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 547 / 100
Quality score
Groups of people are followed over time to see who develops an outcome. Strong for identifying risk factors and associations, but cannot prove causation as firmly as RCTs.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Yes, these results suggest even small increases in daily movement and reductions in sitting time can meaningfully improve survival for older female cancer survivors.
- 2Women who took about 5,000–6,000 steps a day had the lowest risk of dying.
- 3Sitting 102 more minutes a day raised death risk by 12%.
- 4Walking 2,469 more steps lowered heart-related death risk by 34%.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
JNCI Cancer Spectrum
Year
2025
Authors
E. Hyde, K. Evenson, Gretchen E. Bandoli, Jingjing Zou, Noe C. Crespo, H. Parada, Michael J. LaMonte, A. G. Howard, Steve Nguyen, Meghan B. Skiba, Tracy E Crane, Marcia L. Stefanick, I-Min Lee, Andrea Z. LaCroix
Related Content
Claims (7)
Older women who walk about 4,400 steps a day tend to live longer than those who walk only 2,700 steps. More walking is linked to lower risk of dying from any cause.
For women who've had cancer and gone through menopause, walking about 5,000 to 6,000 steps a day gives the biggest drop in risk of dying from any cause — and walking more doesn't seem to help much more.
For women who’ve gone through menopause and survived cancer, moving more every day — like walking or doing light exercise — seems to help them live longer. Every extra 96 minutes of movement a day is linked to an 11% lower chance of dying from any cause.
Walking more every day might help lower the chance of dying from heart disease in women who’ve gone through menopause and survived cancer.
Sitting too much might raise the risk of dying from heart problems in women who’ve gone through menopause and survived cancer. Every extra hour and 42 minutes of sitting per day could increase that risk by 30%.
For women who've had cancer and gone through menopause, exercising hard for about an hour a day helps lower their risk of dying — but doing more than that doesn't seem to help much extra.
Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.