A nurse is caring for an adult client who reports having trouble getting to sleep at night. Which of the following recommendations should the nurse make?

A. Remaining in bed until falling asleep can worsen insomnia and create negative associations with the bed. B. While maintaining a consistent sleep schedule is important, sleeping longer on the weekends can disrupt the circadian rhythm. C. Keeping the television volume low can help with sleep, but it might not directly address the underlying issue of trouble falling asleep. D. Correct. Regular exercise, especially during the day, can help regulate sleep patterns and improve the ability to fall asleep at night.