Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food

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

How long does it take to recover from heat stroke

Asap 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.