Glucose and Motivation States

ConditionMotivation
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-45
SponsorUniversity of South Florida

About this trial

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 criteria

This trial accepts healthy volunteers

Qualifiers

Body mass index 18-30 m/kg²

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

Disqualifiers

None

Trial design

Design model

Crossover

Treatments tested in this trial

  • Exercise

    Behavioral

    Exercise 30 minutes at moderate intensity (10% below ventilatory threshold)

  • Sugar Drink

    Dietary supplement

    Consume 250mL beverage (water + 6 tablespoons table sugar)

  • Non-sugar beverage

    Dietary supplement

    Consume 250mL beverage (water + 1.5 teaspoons of stevia powder)

Treatment groups

40 Participants
are divided into 4 treatment groups
Group A: Exercise + sugar drinkExperimental treatment 2 interventions
Group B: Exercise + non-sugar drinkPlacebo comparator 2 interventions
Group C: Rest + sugar drinkActive comparator 1 intervention
Group D: Rest + non-sugar drinkPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

State Motivation to Move

Score on movement subscale of Cravings for Rest and Volitional Energy Expenditure Survey (0 is lowest, 100 is highest)

Time frame
60 minutes

Secondary outcomes

1

State motivation to rest

Score on rest subscale of Cravings for Rest and Volitional Energy Expenditure Survey (0 is lowest, 100 is highest)

Time frame
60 minutes

Other outcomes

Sponsors and contacts

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