Performance of Junctional Tourniquets in Normal Human Volunteers

Inclusion Criteria: * Adult human volunteers who are recruited, screened, and consent to participate * Ages at least 18 years old to no more than 60 years old (\<61) on the date of consent * Male or female * A worker for the US Military or US Government (active duty military, civilian employees, contractors) Exclusion Criteria: * Active-duty military subjects without their supervisor's permission to participate * Detainees or prisoners * Evidence of major disease of an artery (e.g., artery or vein surgery, atherosclerotic disease diagnosis, stroke, peripheral vascular disease or dysfunction such as Reynaud's phenomenon, migraine headaches, or cardiovascular disease \[uncontrolled hypertension, heart attack, or arrhythmias\]), active abdominal, inguinal, gluteal, or thigh disease, major deformity, or hernias * Pregnancy * Contracted employees to the US Military or US Government without contractual permission to participate in the research