 Image Number K9563-1 |
Endocrinologist Peter Havel checks a volunteer’s blood pressure in a study of diets high in fructose or glucose. These sugars affect production of leptin and insulin, hormones that regulate appetite.
Photo by Peggy Greb.
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.