Night Owl Sleep Study: The Effect of Sleep on Fecal Microbiota

Exclusion criteria

• . Any current diagnosed or self-reported sleep disorder, including but not limited to sleep apnea, habitual snoring (defined as loud, persistent snoring 3 or more nights per week), insomnia, narcolepsy, and parasomnias.
• . Any current diagnosed or self-reported gastrointestinal disorder, including Crohn's disease, ulcerative colitis, celiac disease, IBS, or functional bowel disorder or chronic heart burn.
• . Regularly wakes up during the night 5 or more times per night for a cumulative amount of 30 minutes as observed via self-report during the screening period, per Principal Investigator (PI) discretion.
• . Currently taking medications (including over-the-counter medications) or dietary supplements that, in the investigator's opinion, may affect the participants' microbiome or sleep.
• . Have taken in the last 3 months medications (including over-the-counter medications) or dietary supplements that, in the investigator's opinion, may affect the participants' microbiome or sleep.
• . Neurodegenerative diseases (including multiple sclerosis, Parkinson's disease, Alzheimer's disease, dementia).
• . Recent history (current use or within the past 1 month) of smoking, vaping or other use of nicotine-containing products.
• . Recent history (past year) of alcohol abuse or dependence. Defined as regularly drinking more than 12 drinks for females and more than 20 drinks for males per week and based on PI discretion.