In order to maintain a "healthy" bmi one should exercise:   30 minutes, 1-2 days a week  1-2 hours, 3-5 days a week  15 minutes, 4-5 days a week  2 hours, 7 days a week

How can a driver best determine the safest speed to drive?

Which finger should not be used when measuring heart rate?

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?