Sleep, brain chemicals, and memory in older adults with insomnia
Part of Brain & nervous system, Mental health clinical trials.
This study looks at how a brain chemical called norepinephrine affects sleep and thinking in older adults with insomnia. You may join if you are 55+, have insomnia, and are generally healthy.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are 55 years old or older.
- You have trouble sleeping (insomnia) for at least a month, or you are a healthy sleeper without sleep problems.
- You are generally healthy – no major medical, neurological, or psychiatric conditions.
- You are not taking certain medications that affect sleep, mood, or heart rate (like sleeping pills, antidepressants, or beta-blockers).
- You are not a regular smoker or heavy caffeine user.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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