Synchronization of Theta to Influence Memory

Recruiting now · Not applicable · Has a placebo group

Conditions studied: Cognitive Control, Memory

In brief

This study aims to clarify relations between brain oscillations and two cognitive functions: cognitive control and memory.

Key facts

Study ID

NCT07468279

Run by

Florida International University

People needed

90

Starts

2026-03-13

Expected to finish

2031-01-01

Last updated by the study team

2026-03-17

Who can join

Age: 18 and older, up to 59. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• 18 years and older
• Fluent in English
• Normal or corrected-to-normal vision
• Willing to be photographed

You may not qualify if…

• Must not have ever had an injury to the head that's caused you to be knocked out for a period of time (e.g., from a fall, blow to the head, road traffic accident).
• Must not have an uncorrected vision or physical disability that interferes with your ability to see stimuli presented briefly on a computer screen or click a mouse button rapidly.
• Must not have a history of epilepsy, convulsions, or seizures (except childhood febrile seizures).
• Must not have a history of fainting or syncope.
• For female participants, they must not be pregnant and/or must not think they might be pregnant.
• Must not have skin problems like eczema, dermatitis, or open wounds on the scalp.
• Must not have had prior brain surgery.
• Must not have any metal located in the head/neck (except for dental fillings).
• Must not have any devices or other implants located in/near their head. This includes cochlear implants and aneurysm clips, cardiac pacemaker, or any other implanted electronic device.
• Must not have a current (active) alcohol or substance use disorder, must have no recent history of withdrawal symptoms, and must be able to safely abstain from alcohol and non-prescribed/illicit drugs for at least 24 hours before the session.
• Must not have any alcohol on the day of the session, must limit alcohol consumption to no more than 2 drinks (if legally permitted) in the prior 24 hours, and must not use any non-prescribed or illicit drugs in the 24 hours before the session.
• Must not be sick with a fever, sleep-deprived, or feel dizzy, unwell, or intoxicated.
• Must also have eaten and had fluids but not have consumed more caffeine than they typically consume.
• Must not be taking anticonvulsant/anti-epileptic drugs or have ever taken them within their lifetime.
• Must not be taking benzodiazepines or have taken them within the past 3 months.
• Must not have had a recent change (start, stop, dose change) for any psychiatric/psychotropic medications within the past 3 months.
• Must not be taking Bupropion (Wellbutrin, Zyban), Tricyclic antidepressants (e.g., amitriptyline, imipramine, clomipramine, etc.), Antipsychotics (clozapine; chlorpromazine, haloperidol, etc.), or Tramadol or have taken them within the past 3 months.
• Must not have experienced cardiac problems, fibrillation, or have taken medications associated with cardiac conditions within the past 3 months.
• Must not meet the diagnostic threshold for Autism Spectrum Disorder, Intellectual Disability, or Psychotic Disorders.

Where it is running

• Florida International University — Miami, Florida, United States (enrolling)

Full record on ClinicalTrials.gov

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