National leaders in nutrition, metabolism, obesity and aging research
We perform cutting-edge basic and clinical research and we train future leaders in the fields of geriatrics and nutritional science. The division is also home to the Center for Human Nutrition, which focuses on obesity and nutrition research at the School of Medicine.

Advancing health through research

Provide outstanding patient care

Advancing Education and Training
Latest News
Weight loss: it’s not magic, it’s math (Links to an external site)
Obesity is a chronic disease affecting more than 40% of American adults. Losing even a little bit of excess weight can have very important clinical benefits, but knowing where to start can be challenging for many people. Washington University weight-loss specialist Samuel Klein, MD shares how the basics of your body’s energy balance – calories […]
Overeating isn’t fueling obesity, it’s too many carbohydrates in our diet, researchers say (Links to an external site)
Results are not that successful,” said Dr. Samuel Klein, director of the Center for Human Nutrition at the Washington University School of Medicine in St. Louis.
Signs Your Abdominal Fat is “Dangerous” (Links to an external site)
If your waist measures 35 or more inches as a woman or 40 or more inches as a man, you may have a dangerous amount of abdominal fat—also known as visceral fat.