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Attack of the gallstones

Gallstones form because there is too much cholesterol in your bile, a fluid made by your liver to digest fat. Gallstone attacks occur when they become too big or too abundant and block the normal flow of bile. If too… More »

Is something in your diet causing diarrhea?

Diarrhea may be caused by a number of factors. When it comes to diet, foods that are sugary, fatty, spicy, or fried can cause loose stools or make them worse. Dairy foods and foods with gluten can also cause diarrhea.… (Locked) More »

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Meet the Harvard Health Experts

Anthony L. Komaroff, MD Featured Expert:

Anthony L. Komaroff, MD

Anthony Komaroff is the Steven P. Simcox/Patrick A. Clifford/James H. Higby Professor of Medicine at Harvard Medical School, Senior Physician at Brigham and Women’s Hospital in Boston, and Editor in Chief of the Harvard Health Letter. He was Director of the Division of General Medicine and Primary Care at Brigham and Women’s Hospital for 15 years and is the Founding Editor of NEJM Journal Watch General Medicine, a summary medical information newsletter for physicians published by the Massachusetts Medical Society/New England Journal of Medicine. Dr. Komaroff was the Editor in Chief of Harvard Health Publications from 1999 to February 2015.

Dr. Komaroff practiced general internal medicine for 45 years. He teaches courses on clinical medicine and clinical research methods at Harvard Medical School. He has served as an advisory board member for the Department of Health and Human Services, the U.S. Centers for Disease Control and Prevention, the National Institutes of Health, and for the Institute of Medicine of the National Academy of Sciences. He is the author of over 270 journal articles and book chapters and of two books. In recognition of his accomplishments, Dr. Komaroff has been elected as a Fellow of the American College of Physicians and of the American Association for the Advancement of Science.

Suzanne E. Salamon, MD

Suzanne E. Salamon, MD

Dr. Suzanne Salamon is the Associate Chief for Clinical Programs in Geriatrics at Beth Israel Deaconess Medical Center and Instructor in Medicine at Harvard Medical School.

She earned her bachelor of arts degree from Case Western Reserve University in Cleveland, Ohio, a master's degree in special education at Columbia University in New York, and her medical degree from Tufts University School of Medicine in Boston. She completed her residency in internal medicine at the Faulkner Hospital in Boston and did her fellowship in geriatric medicine at Harvard Medical School. Dr. Salamon is board-certified in internal medicine, geriatric medicine, and hospice and palliative care.

She served as the Director of Geriatrics at the Lemuel Shattuck Hospital in Jamaica Plain, Massachusetts for 19 years before moving to Beth Israel Deaconess Medical Center.

Thomas H. Lee Jr, MD

Thomas H. Lee Jr, MD

Dr. Thomas Lee is an internist and cardiologist. After a long clinical career at Brigham and Women's Hospital, Dr. Lee was Network President for Partners Healthcare System, the integrated delivery system founded by Brigham and Women’s Hospital and Massachusetts General Hospital. He is now the Chief Medical Officer for Press Ganey Associates in Boston. Dr. Lee is currently on leave from his roles as Professor of Medicine at Harvard Medical School and Professor of Health Policy and Management at the Harvard School of Public Health.

He is a graduate of Harvard College, Cornell University Medical College, and Harvard School of Public Health.

Dr. Lee is the founding editor of the Harvard Heart Letter, and is on the Editorial Board of The New England Journal of Medicine. With James J. Mongan, MD, he is the author of Chaos and Organization in Health Care (MIT Press, 2009) and Eugene Braunwald and the Rise of Modern Medicine (Harvard University Press, 2013).

He is a member of the Boards of Directors of Geisinger Health System, the Board of Overseers of Weill Cornell Medical College, the Special Medical Advisory Committee (SMAC) of the Veterans Administration, and the Panel of Health Advisors of the Congressional Budget Office.

Walter C. Willett, DrPh, M.D.

Walter C. Willett, DrPh, M.D.

Dr. Walter Willett is Professor of Epidemiology and Nutrition and Chairman of the Department of Nutrition at Harvard School of Public Health and Professor of Medicine at Harvard Medical School.  Dr. Willett, an American, was born in Hart, Michigan and grew up in Madison, Wisconsin, studied food science at Michigan State University, and graduated from the University of Michigan Medical School before obtaining a Doctorate in Public Health from Harvard School of Public Health.  Dr. Willett has focused much of his work over the last 25 years on the development of methods, using both questionnaire and biochemical approaches, to study the effects of diet on the occurrence of major diseases. He has applied these methods starting in 1980 in the Nurses' Health Studies I and II and the Health Professionals Follow-up Study. Together, these cohorts that include nearly 300,000 men and women with repeated dietary assessments are providing the most detailed information on the long-term health consequences of food choices.

Dr. Willett has published over 1,500 articles, primarily on lifestyle risk factors for heart disease and cancer, and has written the textbook, Nutritional Epidemiology, published by Oxford University Press. He also has four books for the general public, Eat, Drink and Be Healthy: The Harvard Medical School Guide to Healthy Eating, which has appeared on most major bestseller lists, Eat, Drink, and Weigh Less, co-authored with Mollie Katzen, The Fertility Diet, co-authored with Jorge Chavarro and Pat Skerrett, and most recently Thinfluence, co-authored with Malissa Wood, M.D. Dr. Willett is the most cited nutritionist internationally, and is among the five most cited persons in all fields of clinical science. He is a member of the Institute of Medicine of the National Academy of Sciences and the recipient of many national and international awards for his research.

William C. DeWolf, MD

William C. DeWolf, MD

Dr. William C. DeWolf is Urologist-in-Chief and Director of the Urologic Research Laboratories at Beth Israel Deaconess Medical Center and Professor of Surgery at Harvard Medical School.

His major areas of interest include urologic malignancies and prostatic diseases. His major research interest is molecular genetics and the biochemistry of malignancy.

Dr. DeWolf earned his medical degree from Northwestern University Medical School and has completed advanced training in urologic surgery, general surgery, and transplantation. He has received several major awards, including a National Institutes of Health Research Career Development Award, and has been an American Urological Association Scholar. He is a Fellow of the American College of Surgeons.

Dr. DeWolf has served as president of the National Urologic Forum, serves on the editorial board of the journal Urology, and is a referee for several major urologic and scientific journals. He has authored or co-authored over 200 articles and chapters.