Which of the following is the best source of information about the safety of e- cigarettes?

A. Friends at school who say they've tried e-cigarettes

B. The website of the American Lung Association

C. The website of an e-cigarette manufacturer

D. A pamphlet written by an unknown source

Which of the following statements is true about body composition? a. body composition is the percentage of fat to lean body mass. b. body composition is a measure of one's body weight. c. body composition is a measure of one's essential body fat. d. body composition is not a good indicator of overall health. select the best answer from the choices provided. a

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?

What region is located between the shoulder blades