Which of the following is a benefit of better cardio-respiratory endurance? a. strong muscles b. increased lean mass c. larger arteries that are better able to carry blood throughout the body d. increased flexibility

Select the correct answer. which is the safest and most effective way to get a deeper stretch? a. massage the muscles being stretched b. inhale and push the stretch until it hurts c. lean into the stretch as you exhale d. place ice on your muscles before stretching