Dr. Aliza Lifshitz was born in Mexico City and graduated from the National Autonomous University of Mexico Medical School. 

She is currently in private practice in Los Angeles, specializing in internal medicine, clinical pharmacology and endocrinology.

Dr. Lifshitz is a four-time President of the California Hispanic-American Medical Association, and has served in various capacities for the Los Angeles Medical Association, the California Medical Association, and the American Medical Association. She is a Charter Board Member of the National Association of Physician Broadcasters.

Since 1988, Dr. Lifshitz has been the health reporter for the Univision TV Network. She is currently the medical editor of "Primer Impacto," Spanish-language television's highest-rated news magazine. She also hosts a weekly health program on the Univision Radio Network. Dr. Lifshitz is the author of "Mamá Sana, Bebé Sano", the first bilingual guide to pregnancy and childbirth.