Detection and Treatment of Sarcopenia and Myosteatosis in Older African Americans

Inclusion Criteria: * An African American adult. * Between 18 and 30 years of age, or between 65 and 85 years of age. * Able to independently walk at home and in your community (use of an assistive device like a cane or a walker is acceptable). Exclusion Criteria: * Uncontrolled hypertension or other cardiovascular disease. * A Body Mass Index of 32.5 or above may be an exclusion criterion if the X-ray technician determines that dimensions of the scanning bed are not adequate for a reliable examination. * A musculoskeletal condition that would stop you from performing the physical assessment tests. * Muscle weakness due to neurological disease or injury (such as stroke or spinal cord injury). * Moderate to severe sepsis (blood infection) or edema (such as swelling of a limb). * Been hospitalized over the last three months. * History of a broken arm or leg bone because of osteoporosis.