Originally chris just played soccer. now he also dances and does martial arts and is feeling more fit, healthy, happy, and balanced. he is not training for anything specifically, but performs these activities to be active and healthy. the answer that most likely explains the change chris is feeling is from:

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?