The exercise physiology laboratories at Cal Poly SLO, UNLV, and WKU are conducting a study to determine inclusive prediction of resting metabolism, and we are looking for participants. Criteria: 18+ years and willingness to complete surveys on gender identity, race and ethnicity, and socioeconomic status. You must be comfortable wearing a heart rate strap and resting with a face mask for 30-min at a time. Compensation: $25 compensation will be given for completion of this study. Study Procedures (at Cal Poly SLO, UNLV, or WKU Exercise Physiology lab: Resting Metabolic Rate - how much energy you use while seated in a comfortable resting position. Will take ~ 1-2 hours over a single session. Benefits: You can receive your personal values for the test. If you are interested, please email the person in your area with the subject line “RMR Study”: Bowling Green area: Dr. Whitley Stone whitley.stone@wku.edu, Las Vegas area: Dr. James Navalta james.navalta@unlv.edu, San Luis Obispo area: Dr. Jafra Thomas jthoma84@calpoly.edu.