Which of the following is a general warning sign that a friend may be struggling with drug abuse?
A. Changes in appetite and sleep
B. Spending time with a new group of friends
C. Changes in personality
D. All of the above

Describe some of the common health conditions associated with air pollution.

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells

Which method will provide the most emotional support in a new exercise program