Which of the following is an example of public health?
a. giving cold medicine to a student with a cold in the nurse's office
b. treating a city's water supply to remove any bacteria and impurities
c. operating on a patient who has a ruptured spleen

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.