***No eating, exercise or caffeine 2 hours before your test! Please be well hydrated for the most accurate test. Clothing must be tight fitting compression shorts, women's one piece or two piece bathing suit or sports bra/Compression shorts with no padding. More information about the Bod Pod Gold Standard testing equipment copy and paste this into your search engine https://www.cosmed.com/en/products/body-composition/bod-pod-gs-x