An obese female client with a high serum cholesterol level comes to the clinic for a follow-up evaluation. She tells the nurse that she is now walking 30 minutes three times per week and is eating a carbohydrate-free, high-protein diet to lose weight. What response would be best for the nurse to provide?

Praise the client for her exercise and dieting efforts and encourage her to continue with this program.

Teach the client additional ways to lower cholesterol, including stress management.

Explain to the client that her diet choice is not helpful in lowering cholesterol levels.

Discuss the importance of maintaining a target heart rate during each exercise period.