Glucose and Motivation States
Impact of Blood Glucose on Motivation States: A Double-Blind Placebo-Controlled Study
University of South Florida
40 participants
Oct 30, 2025
INTERVENTIONAL
Conditions
Summary
The purpose of this study is to evaluate how motivation is impacted by exercise and beverage consumption. You will be asked to report to our lab for 5 visits each separated by 2+ days over a period of 2-3 weeks.
Eligibility
Inclusion Criteria4
- Body mass index 18-30 m/kg\^2
- Health Status: generally healthy; no cardiopulmonary/metabolic/orthopedic disease or limitations
- Blood Pressure: excluded with SBP of 130+ mmHg or DBP of 80+ mmHg
- Glucose Status: excluded and instructed to seek medical consultation if fasting values are <70 mg/dl or >125 mg/dl; included but encouraged to seek medical consultation if fasting values are 100-125 mg/dl
Exclusion Criteria1
- None
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Interventions
Exercise 30 minutes at moderate intensity (10% below ventilatory threshold)
Consume 250mL beverage (water + 6 tablespoons table sugar)
Consume 250mL beverage (water + 1.5 teaspoons of stevia powder)
Locations(1)
View Full Details on ClinicalTrials.gov
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NCT07255183