What are the three aspects of health and how can I use them to develop a healthy lifestyle?

How is the structure of our circulatory system and respiratory system related to the function of both these systems?

What organs or body system is affected by ebola

During the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.