This test is simple, only takes a few minutes and is painless.
Don't drink alcohol 24 hours before testing. Avoid intense exercise; avoid eating or drinking caffeinated products 4 hours before testing; empty bladder 30 minutes before and, if possible, avoid diuretics for 7 days before. A limited number of tests will be done so sign up early. You will also receive your BMI (Body Mass Index).
Walk-ins are acceptable.