Definition of Urination – excessive at night
Excessive urination at night is a condition in which you wake up several times during the night to urinate. Waking up several times a night to urinate is called nocturia.
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; and Scott Miller, MD, Urologist in private practice in Atlanta, Georgia. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 9/30/2009