Elevation of ketone levels can occur if calorie intakes are decreased to what level? A) <1500 calories daily

B) <1800 calories daily

C) Less than 33% below needs

D) Less than 25% below needs

E) a and c

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.