beta-adrenergic blocking agent. See antiadrenergic. Any of a class of agents that blocks 1 and/or 2 adrenergic receptors in the nervous system, modulating cardiac functions, respiratory functions and the dilation of blood vessels. Effect. Slowed heart rate, lowered blood pressure, reduced anxiety.
Born Lindsay Marie Whalen on May 9, 1982, in Hutchinson, Minn. Married former University of Minnesota All-American golfer Ben Greve on Oct. 6, 2008, in Hutchinson, Minn. Daughter of Neil and Kathy Whalen, is the oldest of five children. Majored in sports management.
Jennifer had a high-profile romance with Sean 'P Diddy' Combs, but they split in February 2001 after he cheated on her. Serial monogamist: Jennifer was married to Cuban waiter Ojani Noa (left) for 11 months and dancer Cris Judd (right) for 10 months.