Inclusion Criteria:  Males within the age range of 18- 45 years old. Individuals who are classified as recreationally active adults as indicated by a VO2max minimum (45 ml/kg/min) Individuals who measure with a BMI of ≤ 28 Individuals who have been medically cleared for participation in this study by the medical safety monitor.  Exclusion Criteria:  Cannot understand English (written and/or verbally communicated). Hearing impaired to where verbal communications cannot be understood and/or followed safely. Individuals who report a history of COVID-19 unless cleared by a physician for exercise at the performance level required to participate in this study. The physician must be made aware of what is required to participate in this study. Individuals who self-report history of complications with psychological disorders or chronic illness (eating disorders, cardiovascular, kidney, liver, metabolic, neuromuscular, pulmonary, integumentary, and/or sickle cell disease). Individuals who have chronic health problems that may affect the participant's ability to thermoregulate or sweat normally. Individuals who have a history of exertional heat illness within the past 3 years. Individuals who are taking any prescription or non-prescription medication(s) that may specifically impact cardiometabolic, pulmonary, renal, integumentary, and/or thermoregulatory function (i.e. amphetamines, antihypertensives, anticholinergics, acetaminophen, NSAIDs, aspirin, and water pills). Individuals who are taking any prescription medication for diabetes mellitus, Parkinson's disease, or kidney disease. Individuals who have donated blood within the previous month. Individuals who have an implanted pacemaker or internal defibrillator. Individuals who report a history of claustrophobia Individuals classified as hypertensive while at rest (SBP: ≥140 mmHg and/or DBP: ≥90 mmHg; will be measured during first visit). Individuals who have not abstained from use of supplements that may affect/enhance hydration status and/or rehydration protocol measurements (i.e. creatine, sodium bicarbonate, potassium, magnesium, dandelion, vitamin B, protein powder, BCAAs, fish oil, multivitamins, soluble fiber, other natural diuretics) at time of testing. Individuals who are suffering from a current musculoskeletal injury or active lesion of the skin that inhibits the participant's ability to complete all tasks required for participation. Individuals who are allergic/sensitive to adhesive materials (i.e., medical tape) Individuals who are allergic/sensitive to ingredients within the study-specific Topical Lotions: (Menthol [0.5%], sodium bicarbonate (baking soda), water, isopropyl palmitate, lecithin, poloxamer 407, cetyl alcohol, propylene glycol, denatured alcohol, benzyl alcohol, polyglyceryl-4 laurate, sodium hydroxide, sodium lauryl sulfate, sorbic acid, and fragrance) as well as iodine and/or medical tape. Individuals who are allergic/sensitive to ingredients within the study specific amino acid beverages: highly branched cyclic dextrin, citric acid, malic acid, natural fruit flavor, rebaudioside (stevia leaf extract), and vegetable juice for color.