Inclusion Criteria:  BMI between 18.5 kg/m^2 and 35 kg/m^2 (±0.5 kg/m^2 will be accepted) Willing to consume pre-prepared meals Non pregnant  Bilateral oophorectomy or use of the following contraceptive methods (females only):  monophasic oral contraceptives progesterone-only oral contraceptives injectable or implantable progesterone-only contraceptives  Exclusion Criteria:  Unstable weight in the last 3 months [gain or loss >7 lb (or 3.2 kg)] Currently working shift work Smoking or use of tobacco products within the last 3 months History of clinically diagnosed diabetes or a fasting blood glucose >126 mg/dL Average screening blood pressure >140/90 mmHg Previous bariatric surgery (or other surgeries) for obesity or weight loss Use of medications affecting metabolism or sleep** History of cardiovascular disease, neurological disease, or other chronic diseases that affect sleep or metabolism Pregnant, planning to become pregnant, or breastfeeding  Adherence to special restrained diets (e.g., low-carbohydrate, low-fat, or vegetarian/vegan diets) over the last 3 months.  Sporadic use of these medications is acceptable (however, enrollment will be evaluated on a case-by-case basis). If taking sporadically, participants should not be taking the medication for 1-month prior to the first visit.  NOTE: Participants may also be excluded if deemed medically necessary by study Medical Investigator.