Why am I feeling so light headed after a jog?

Which two levels of the spine that can undergo flexion and extension?

Lordosis can often be prevented by strengthening core muscles in the abdominals and 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.