Most gastrointestinal tract diseases are ultimately self-limiting and nonfatal, so long as fluids are replaced. How do these two general observations help explain why such diseases so commonly affect humans all over the world? Why do these disease characteristics help explain why so many different pathogens cause this disease?

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.