She sleeps well but on getting up the nausea return for all day. She has had congestive heart failure. Open heart surgery 10 years ago to replace aortic valve and 5 by-passes. She is active, lives with her husband in their own house where she does the normal cooking and cleaning plus a small garden. She also gets regular exercise by attending a cardiac rehab group sponsored by a local hospital and city health dept. Her problem started about a year ago and got progressively worse. High blood pressure controlled by medication.