Verified Answer :

CType 1 diabetes...

Regular exercise could decrease the risk of which of these diseases?
-Type I diabetes.
(during a physical exercise, a significant amount of sugar is burnt by the muscle, the action of insulin is improved.)

 -Colon cancer

(The practice of regular physical activity helps reduce the risk of developing several cancers:

     -colon cancer;
     -breast cancer;
     -endometrial cancer;
     -lung cancer.)