Cancer survivors often ask an understandable question:
“Now that I’ve completed treatment… what can I do to improve my future?”
A major international consensus publication on exercise and healthy longevity offers an important answer:
Exercise is not simply rehabilitation—it is a form of medicine that influences survival, function, resilience, and healthspan. Move your body—and do it intentionally.
Although this publication was written for aging adults rather than cancer patients specifically, its findings strongly reinforce one of the foundational principles of Exercise Oncology: exercise is one of the most powerful tools available to improve long-term health, preserve function, and extend years of healthy living.
Cancer Survivorship Is About More Than Being Cancer-Free
Today, millions of cancer survivors live for years and decades after diagnosis. Yet many face challenges that extend beyond their original cancer:
- Loss of muscle mass and strength (sarcopenia)
- Reduced aerobic fitness
- Fatigue and reduced physical function
- Increased risk of cardiovascular disease
- Weight gain and metabolic dysfunction
- Cognitive changes (“brain fog”)
- Anxiety, depression, and reduced quality of life
Importantly, the leading causes of death among many cancer survivor populations are increasingly non-cancer causes, including cardiovascular disease and other chronic illnesses.
This global consensus highlights that exercise reduces the burden of many of these conditions while improving function, independence, and overall longevity.
Exercise Changes the Biology of Aging—and That Matters After Cancer
One of the most compelling themes of the publication is that physical activity influences the biological mechanisms associated with aging itself.
Exercise positively affects processes linked to:
- Chronic inflammation
- Mitochondrial health
- Muscle preservation
- Insulin sensitivity
- Brain function
- Functional resilience
These same biological pathways are frequently disrupted by cancer treatments and prolonged inactivity.
For cancer survivors, exercise may therefore help restore physiologic reserve—not simply improve fitness.
Strength Training Deserves More Attention in Cancer Care
Perhaps the strongest message of the report is this:
Resistance training is indispensable.
The authors emphasize that progressive resistance training is essential for preserving muscle, maintaining independence, reducing frailty, and improving quality of life.
For cancer survivors, this message is especially relevant.
Treatment-related muscle loss, endocrine therapy, chemotherapy, inactivity, and aging can accelerate declines in strength and function. Exercise Oncology Programs that include supervised strength training may help survivors preserve muscle, maintain mobility, and support long-term health.
One Size Does Not Fit All
The consensus also emphasizes that exercise should be prescribed like medicine:
- Personalized
- Progressive
- Monitored
- Matched to goals and health status
- Monitor body composition
Cancer survivors differ enormously by diagnosis, treatment exposure, age, symptoms, and fitness level.
That is why Exercise Oncology Programs should move beyond generic advice to “walk more” and toward individualized programs that integrate:
- Aerobic exercise
- Resistance training
- Balance and mobility work
- Behavioral support
- Nutrition and recovery strategies
The CancerFitness.org Takeaway
Cancer survivorship should not be defined only by years lived.
It should be measured by strength, independence, resilience, and quality of life.
The emerging science is increasingly clear:
Exercise is not an optional wellness activity.
It is a foundational component of modern survivorship care.
Call to Action
If you are a cancer survivor, ask your oncology team:
“What is my exercise prescription?” “Are you monitoring my body composition?”
If you are a clinician, begin treating exercise as a standard component of survivorship planning.
Together, we can move Exercise Oncology from an innovation to an expectation.
Reference: Global consensus on optimal exercise recommendations for enhancing healthy longevity in older adults (ICFSR). Mikel Izquierdo, Philipe de Souto Barreto, Hidenori Araie, Heike A. Bischoff-Ferrari, et al. The Journal of nutrition, health and aging 29 (2025) 100401 http://dx.doi.org/10.1016/j.jnha.2024.100401
