Getting started with exercise can feel difficult, especially when life is busy or energy is low.
But even small amounts of physical activity can make a big difference to your health.
One benefit that many people don’t realize is that regular exercise may help lower the risk of developing certain types of cancer.
Research shows that adults who are more physically active have a lower risk of several cancers, including breast, colon, lung, kidney, and stomach cancers.
Exercise doesn’t guarantee prevention, but it can reduce the chances of these diseases over time.
There are several reasons why physical activity has this protective effect.
One important factor is inflammation. Long-term, low-level inflammation in the body is linked to the development of cancer. Exercise helps reduce this inflammation, creating a healthier internal environment.
Physical activity also plays a role in balancing hormones. Some hormones, such as estrogen and insulin, can increase cancer risk when levels are too high.
Exercise helps regulate these hormones, which may reduce the likelihood of abnormal cell growth.
Another key benefit is that exercise supports the immune system. A strong immune system can help the body detect and destroy damaged or abnormal cells before they develop into cancer. Staying active keeps your body better prepared to defend itself.
In addition, exercise reduces the amount of time spent sitting. Long periods of sitting have been linked to a higher risk of several health problems, including certain cancers.
Even if you exercise regularly, sitting for too long during the rest of the day can still be harmful. Moving more throughout the day helps counter this effect.
Weight management is another important piece of the puzzle. Excess body fat is associated with higher levels of inflammation and hormones that can promote cancer growth. Exercise helps maintain a healthy weight, which can lower these risks.
The good news is that you don’t need to become an athlete to see benefits. Health experts recommend at least 150 minutes of moderate activity or 75 minutes of more intense activity each week. Moderate activities include brisk walking, dancing, or gardening, while more vigorous activities include running, swimming, or fast cycling.
Even simple habits like walking more can make a difference. Studies have found that people who take around 7,000 steps a day have a lower cancer risk than those who take fewer steps. Increasing daily steps even further can lead to even greater benefits.
The most important thing is to start where you are. Small changes, like taking short walks or being more active at home, can build up over time. As your body gets used to moving more, it becomes easier to stay consistent.
In simple terms, regular movement helps your body stay balanced, strong, and better protected. Making exercise part of your daily life could be a powerful step toward reducing your risk of cancer and improving your overall health.
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Source: University of Kentucky.
