Explore the Use of Cortical Oxygenation Measures in Nutrition Research

Inclusion Criteria: * Males and Females 25-35 years old * BMI between 18.5 kg/m2 and 29.9 kg/m2 * Conditions for study procedure compliance: * Willing and able to sign an informed consent form * Fluent in English (self-reported C1 or C2 English level) * Have reliable cortical oxygenation signal for subsequent analysis (based on the real-time computation of a parameter reflecting the quality of the signal, which may be influenced by variations in hair thickness) * Dominant right-handed * Have normal or corrected-to-normal vision * Willing and able to comply with the protocol requirements Exclusion Criteria: * Conditions that may affect cortical oxygenation: * Have a past or current neural, cerebrovascular, cardiovascular, or respiratory disease (based on anamnesis) * Have a past or current kidney disease or condition (based on anamnesis) * Measured hypo- or hyper-tension (verified by evaluating Blood Pressure, BP, measure against medical norms at screening) * Self-reported, suspected or diagnosed migraine (based on anamnesis) * Have a mild or clinical form of insomnia (verified by thresholding rated insomnia severity index, ISI, at or above 8) or being a night shift worker (based on anamnesis) * Regular smoker, regularly is being defined as more than 2 cigarettes per week * Participating in vigorous physical activity defined as requiring more than 6 metabolic equivalents (e.g., hiking, jogging at 10 km/h or more, carrying of heavy loads, bicyclin…