15 healthy trained males will volunteer to participate in this study. there will be 2 treatments: Ketone esters supplementation and iso-caloric carbohydrate. The purpose of this study is to evaluate the effect of ketone esters on cognitive function during exercise after induced mental fatigue
mental fatigue is often seen in sports of moderate to long duration. its onset is associated with detriments in cognitive function which leads to poor decision making and detriments in specific sport skills. Ketones can serve as a powerful brain fuel source so they may have the potential to delay/ revert the onset of mental fatigue. in this experiment, we will induce mental fatigue in individuals who will be performing 45 minutes of intermittent exercise right after. During exercise cognitive function will be measured under 2 condition, Ketone supplementation and placebo. The purpose of this study is to see if ketones can play a role in reverting that initial mental fatigue during exercise, compared to placebo.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
DOUBLE
Enrollment
15
a 30-minute computerized Stroop test will be used to induce mental fatigue before exercise intervention
an intermittent running protocol using intensities and speeds seen in soccer will be used to simulate the physiological demands of the sport
The Stroop test and a complex reaction time test will be used to assess cognitive function during exercise.
Exercise Nutrition Laboratory, Western University
London, Ontario, Canada
Cognitive function
participants will be doing the Stroop test and a complex reaction test during exercise.
Time frame: 30 minutes
Blood Ketones
Ketones in blood will be measured using a ketone meter
Time frame: 45 minutes
Blood Glucose
blood glucose will be measured using a glucometer
Time frame: 45 minutes
Blood Lactate
blood lactate will be measured using a lactate meter
Time frame: 45 minutes
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