The impact of melatonin on sleep and sleep dependent memory consolidation

What is this Study about?

The uOttawa Sleep Laboratory is looking for adults to participate in a research study investigating the relationship between sleep and memory. Brain activity will be recorded using functional electroencephalography (EEG).

The participants that are chosen will be asked to spend three nights in the laboratory where their brain activity will be recorded via electrodes placed on their scalp, face and chest. On one of the nights in the laboratory, participants will also be asked to take a melatonin supplement. If you are interested, please call 613-562-5800 ext.4854.

What Will Happen in This Study?

If you are eligible to participate, you will be asked to come to the University of Ottawa Sleep Research Laboratory for a total of 4 sessions, including an initial, daytime orientation session and 3 overnight sessions. During the overnight sessions, you will spend most of your time sleeping with electrodes on your scalp and face to monitor your brain waves. During 2 of your 3 overnights in the lab, you will be asked to; (1) consume either melatonin (a natural supplement) or a placebo, (2) provide saliva samples before and after sleeping, and (3) complete a computer task.

Who is Eligible to Participate in this Study?

To be included participants must be:

- Right-handed

- Native English speakers

- No psychiatric disorders (past or present)

- Healthy adults, or those with memory complaints, or those with mild cognitive impairment

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