Dr. Alexis Peraino has an extensive background in internal medicine, obesity medicine, exercise physiology and nutrition and is passionate about the importance of prevention for health and longevity. Dr. Peraino was previously a faculty member in the Department of General Internal Medicine and The Center for Weight Loss at Cedars-Sinai Medical Center and continues as an Assistant Clinical Professor Step II in the clinical voluntary series with the David Geffen School of Medicine, UCLA and Cedars-Sinai Medical Center. Board certified by the American Board of Internal Medicine, Dr. Peraino is a frequent lecturer focusing on exercise, nutrition, weight management and preventive care. In 2015, Dr. Peraino authored a chapter in The Clinician’s Guide to the Treatment of Obesity: Physical Activity and Writing an Exercise Prescription. Dr. Peraino has developed a comprehensive approach to patient care, combining preventive care and evidence based medicine to ensure a balanced lifestyle approach to overall health, fitness and wellbeing.

Dr. Peraino received her Bachelor of Science degree in Exercise Physiology from the University of California, Davis and received her medical degree from the Chicago Medical School, where she graduated with highest honors as a member of the Alpha Omega Honor Medical Society. She completed her internal medicine residency at Cedars-Sinai in Los Angeles, where she served as Chief Resident, and was awarded the Ben Newman MD Humanitarian Award from the Department of Internal Medicine’s residency training program in 2005 and 2006. She is currently a member of the American College of Physicians and The Obesity Society.

Dr. Leon Henderson-MacLennan joined California Health & Longevity Institute, Inc. in 2013, having spent 20 years developing expertise in internal medicine, medical genetics, and applied health services research. Dr. Henderson-MacLennan was a faculty member at Cedars-Sinai
Medical Center in the Department of General Internal Medicine prior to arriving at CHLI. He has published abstracts and manuscripts for numerous peer-reviewed publications including those dedicated to critical appraisal of the medical literature in order to advance both preventive and therapeutic approaches to patient care. He has authored a chapter on genetic counseling for gastrointestinal patients; and has received several teaching awards for his work with medical students, residents, and fellows in both internal medicine and genetics.

Board certified by the American Board of Internal Medicine, Dr. Henderson-MacLennan is a member of the American College of Physicians, the American Society of Human Genetics and several other professional societies. Dr. Henderson-MacLennan earned a Doctor of Medicine from Cornell University and a Bachelor of Arts in Linguistics from Northwestern University. He completed an internship and a residency in internal medicine at Cedars-Sinai. He also completed a fellowship in medical genetics at the University of California, Los Angeles (UCLA) after which he was appointed Assistant Clinical Professor of Medicine at the same institution.

Dr. Paul Lizzul is a diplomat of the American Board of Dermatology (board certified) and a faculty member of the American Academy of Dermatology (AAD) with a broad range of expertise in medical and aesthetic dermatology. Dr. Lizzul also serves as the Senior Medical Director for Kythera Biopharmaceuticals. Dr. Lizzul holds various leadership positions within the dermatologic field and previously served on the Food and Drug Administration (FDA) Dermatology and Ophthalmic Drugs Advisory Committee.

Prior to joining California Health & Longevity Institute, Inc., Dr. Lizzul served as an Assistant Professor of Dermatology and Associate Director of Clinical Research at the Tufts University School of Medicine in Boston, MA where he led investigator-initiated and industry-sponsored clinical trials, ran a medical and aesthetic practice, and trained the next generation of dermatology residents and medical students. Dr. Lizzul has published on a wide range of topics ranging from aesthetic medicine to psoriasis and heath care reform.

A Summa Cum Laude graduate of Rensselaer Polytechnic Institute, Dr. Lizzul received his M.D. degree, Ph.D. degree in Molecular Genetics and Microbiology, and M.P.H. in Epidemiology from the University of Medicine and Dentistry of New Jersey (Rutgers), Robert Wood Johnson Medical School. Dr. Lizzul also received an M.B.A. in entrepreneurship from the Rutgers Business School.  Dr. Lizzul completed his post-graduate medical training at Greenwich Hospital, Yale University School of Medicine. He then completed his dermatology residency at the University of California Davis, where he was appointed chief resident. Dr. Lizzul is the recipient of numerous awards and accolades including being named one of America’s top dermatologists by the Consumer Research Council of America.