Please help me with this

Why is the first step in responding to life-threading situations to assess the situation?

If you are having a hard time lifting something, you should arch your back. a. true b. false

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.