What is the highest your heart rate can go before you die?

According to ainsworth's research, in a new situation such as beginning child care placement, which children will be most likely to go to their mother for comfort when she returns? a. disorganized-disoriented b. insecure-ambivalent c. insecure-avoidant d. securely attached

What is the only part of your body called that should touch the ball when setting in volleyball?

Health and cardio respiratory fitness occurs when the heart is working, at minimum, 50 percent of heart rate reserve. true or false