More Weight Because weight is influenced by energy calories consumed and expended, interventions to improve weight can support changes in diet or physical activity.
Ovary Aggressive forms of prostate cancer In addition, having too much belly fat that is, a larger waistlineregardless of body weight, is linked with an increased risk of colon and rectal cancer, and is probably linked to a higher risk of cancers of the pancreas, endometrium, and breast cancer in women past menopause.
But the links between body weight and cancer are complex and are not yet fully understood. For example, while studies have found that excess weight is linked with an increased risk of breast cancer in women after menopause, it does not seem to increase the risk of breast cancer before menopause.
The reasons for this are not clear. The timing of weight gain might also affect cancer risk. Being overweight during childhood and young adulthood might be more of a risk factor than gaining weight later in life for some cancers.
For example, some research suggests that women who are overweight as teenagers but not those who gain weight as adults may be at higher risk for developing ovarian cancer before menopause. Clearly, more research is needed to better define the links between body weight and cancer.
How might body weight affect cancer risk? Excess body weight may affect cancer risk through a number of mechanisms, some of which might be specific to certain cancer types.
Excess body fat might affect: Immune system function and inflammation Levels of certain hormones, such as insulin and estrogen Factors that regulate cell growth, such as insulin-like growth factor-1 IGF-1 Proteins that influence how the body uses certain hormones, such as sex hormone-binding globulin Does losing weight reduce cancer risk?
Research on how losing weight might lower the risk of developing cancer is limited.
Some body changes that occur as a result of weight loss suggest it may, indeed, reduce cancer risk. For example, overweight or obese people who intentionally lose weight have reduced levels of certain hormones that are related to cancer risk, such as insulin, estrogens, and androgens.
While we still have much to learn about the link between weight loss and cancer risk, people who are overweight or obese should be encouraged and supported if they try to lose weight.
Aside from possibly reducing cancer risk, losing weight can have many other health benefits, such as lowering the risk of heart disease and diabetes.
Losing even a small amount of weight has health benefits and is a good place to start.Find the latest stories, news, and expert advice on obesity or excessive body fat.
Learn more about obesity symptoms, treatment, and prevention. Jun 12, · 7 Surprising Effects of Obesity More Cancer The National Cancer Institute associates 34, new cases of cancer in men and 50, in women each year with obesity.
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