Health & Fitness Glossary
Click on the letters below for a wealth of health and fitness definitions.
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Glossary

Uu

U.S. Department of Agriculture (USDA)—The United States Department of Agriculture comprises of many agencies charged with different tasks related to agriculture and our food supply. Among these is ensuring a safe, affordable, nutritious and accessible food supply. The USDA also enhances the quality of life for the American population by supporting production of agricultural products; caring for agricultural, forest and range lands; supporting sound development of our rural communities; providing economic opportunities for farm and rural residents; expanding global markets for agricultural and forest products and services; and working to reduce hunger in America and throughout the world.

UL—The Tolerable Upper Intake Level (UL) is the maximum level of daily nutrient intake that is unlikely to pose risks of adverse health effects to almost all of the individuals in the group for whom it is designed. This figure is being established to set maximum-level guidelines to reduce the risk of adverse effects from over-consumption of a nutrient.

unilateral—Affecting only one side.