By Alexandra Thompson Health Reporter For Mailonline
Published: 17:34 BST, 1 August 2017 | Updated: 17:37 BST, 1 August 2017
Children who exercise may be at less risk of heart disease and even cancer in later life, new research suggests.
Mice who are physically active before reaching sexual maturity have 'turned down' genes for inflammation, even if they eat a high-fat diet, a study found.
These effects continue even once the mice reach adulthood, the research adds.
Past research demonstrates eating a fatty diet increases the activity of genes that cause inflammation.
Inflammation has previously been linked to an increased risk of obesity, heart disease and cancer.
Children who exercise may be at less risk of heart disease and even cancer in later life (stock)
Watching television for three or more hours a day may increase a child's risk of diabetes, research suggested last month.
Children who spend at least three hours in front of a screen are heavier and have greater insulin resistance, a study found. Both of these are risk factors for type 2 diabetes.
Such youngsters also produce impaired amounts of the