A nurse is reinforcing teaching with a client who has hypertension and is taking a beta blocker. Which of the following statements by the client indicates an understanding of the teaching?

"I will not take my medicine if my heart rate is greater than 70/min."

"I should weigh myself on the same day once a week."

"I should expect to develop a slight cough while taking this medication."

"I will sit on the side of the bed before I stand up."