A Study to Evaluate Methodologies for Measuring Swelling of the Leg and Ankle (MK-0000-106)(COMPLETED)

Inclusion Criteria: * Patient does not have hypertension or has Stage I or II hypertension and is taking \< 3 anti-hypertension medications * Patient is willing to discontinue all anti-hypertensive medications during study * Patient is willing to refrain from drinking alcohol for 24 hours prior to each study visit and is willing to limit intake at other times during the study to 2 drinks per day * Patient agrees to avoid caffeine for 24 hours prior to each study visit. At other times during study, daily caffeine intake should not exceed 4 cups of coffee (or equivalent) * Patient will avoid strenuous physical activity during study * Patient is a nonsmoker or has not smoked for the last 3 months Exclusion Criteria: * Patient has metal implants in the leg or artificial limbs * Patient has had a lower limb amputation, malformation, alterations in leg muscles, or a history of musculoskeletal disease * Patient has used oral contraceptive pills or hormone replacement therapy within 3 months of screening * Patient has a history of stroke or seizures * Patient has a history of cancer, except that which was treated at least 10 years prior to screening and shows no evidence of recurrence