Variety is important for an exercise program because it a. improves muscle flexibility b. reduces exercise effectiveness c. alleviates boredom d. improves the specificity of exercise

Which of the following is a positive response to stress? select one: a. smiling b. naming it c. working more d. joking about how stressed you are

What are the environmental issues caused by greenhouse gases in china

Arah has optimal health, but she lives in a metro area that has high levels of air pollution. which dimension of health will be lower for sarah? a. psychological b. emotional c. social d. environmental