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Published on: 2/18/2026

Sleeping Through Success? Why You Can't Stay Awake in Meetings

Nodding off in meetings has several causes. Excessive daytime sleepiness often comes from too little or poor quality sleep, but can also signal sleep apnea, narcolepsy, circadian disruption, medication side effects, or mental health conditions. Watch for red flags like loud snoring, repeated unintentional dozing, drowsy driving, or sudden muscle weakness that warrant medical care; practical steps can help while you seek evaluation. See below for complete details and next steps that could change what you do next.

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Explanation

Sleeping Through Success? Why You Can't Stay Awake in Meetings

If you've ever asked yourself, "Why do I fall asleep during important meetings?", you're not alone. Struggling to stay awake at work—especially during moments that matter—can feel embarrassing, frustrating, and even alarming.

The medical term for excessive daytime sleepiness is EDS (Excessive Daytime Sleepiness). EDS isn't just "being a little tired." It's a persistent tendency to fall asleep during the day, even when you're trying to stay alert. If you regularly feel drowsy in meetings, presentations, or conversations, your body may be signaling that something deeper is going on.

Let's break down why this happens—and what you can do about it.


What Is EDS (Excessive Daytime Sleepiness)?

EDS refers to difficulty staying awake and alert during the day, even after what seems like a full night's sleep. According to sleep medicine experts, it becomes a medical concern when it:

  • Happens most days
  • Interferes with work or relationships
  • Causes unintentional dozing
  • Affects concentration and memory

If you're thinking, "EDS—why do I fall asleep during important meetings?" it's important to understand that this isn't laziness or lack of motivation. It's often a biological issue.


Common Reasons You Fall Asleep During Meetings

1. Chronic Sleep Deprivation (The Most Common Cause)

The most frequent cause of EDS is simply not getting enough quality sleep.

Adults typically need 7–9 hours per night. Consistently getting less—even by an hour or two—can create a "sleep debt" that builds up over time.

Signs of sleep deprivation include:

  • Difficulty waking up
  • Relying heavily on caffeine
  • Irritability or mood swings
  • Slowed thinking
  • Nodding off during passive activities (like meetings)

If you're experiencing these symptoms and want to understand whether chronic lack of sleep is affecting your daily performance, Ubie's free AI-powered Sleep Deprivation symptom checker can help you identify whether this is likely the root cause of your meeting-room drowsiness.


2. Poor Sleep Quality (Even If You're in Bed Long Enough)

You might spend 8 hours in bed but still wake up exhausted. Poor sleep quality can be caused by:

  • Frequent nighttime awakenings
  • Stress or anxiety
  • Alcohol use before bed
  • Late-night screen exposure
  • An uncomfortable sleep environment

Meetings often involve sitting still in a dim room—conditions that make it easy for sleepiness to surface if your rest hasn't been restorative.


3. Obstructive Sleep Apnea

One serious and common cause of EDS is obstructive sleep apnea (OSA). This condition occurs when the airway repeatedly collapses during sleep, briefly stopping breathing.

Warning signs include:

  • Loud snoring
  • Gasping or choking during sleep
  • Morning headaches
  • Dry mouth upon waking
  • Severe daytime fatigue

Sleep apnea fragments sleep—even if you don't remember waking up. As a result, your brain never fully recharges.

If untreated, sleep apnea can increase the risk of:

  • High blood pressure
  • Heart disease
  • Stroke
  • Type 2 diabetes

If you suspect this may apply to you, speak to a doctor promptly. Sleep apnea is treatable, but it requires medical evaluation.


4. Narcolepsy (Less Common, But Important)

Narcolepsy is a neurological sleep disorder that causes overwhelming daytime sleepiness and sudden sleep attacks.

Symptoms may include:

  • Falling asleep suddenly during the day
  • Sudden muscle weakness triggered by emotions (cataplexy)
  • Vivid dream-like hallucinations
  • Sleep paralysis

Narcolepsy is uncommon, but if you are falling asleep abruptly—even during active conversation—it's worth discussing with a healthcare professional.


5. Circadian Rhythm Disruption

Your body runs on an internal clock. If that clock is misaligned, you may feel sleepy at the wrong times.

Common causes:

  • Shift work
  • Late-night screen use
  • Traveling across time zones
  • Irregular sleep schedules

Many people experience a natural dip in alertness between 1 p.m. and 3 p.m., which explains why afternoon meetings can feel especially challenging.


6. Mental Health Conditions

Depression and anxiety can both contribute to EDS.

Depression, in particular, may cause:

  • Oversleeping
  • Low energy
  • Trouble concentrating
  • Reduced motivation

Mental health and sleep are deeply connected. Addressing one often improves the other.


7. Medications

Certain medications can make you drowsy, including:

  • Antihistamines
  • Antidepressants
  • Anti-anxiety medications
  • Blood pressure medications
  • Pain medications

If your sleepiness started after beginning a new prescription, consult your doctor. Never stop medication without medical guidance.


Why Meetings Trigger Sleepiness

You might notice you don't fall asleep while driving or exercising—but meetings are different.

Meetings often involve:

  • Sitting still
  • Limited physical movement
  • Low stimulation
  • Warm rooms
  • Passive listening

When your brain is already short on energy, these conditions make it much easier to drift off.


When Is It Serious?

Occasional sleepiness after a late night isn't alarming. But seek medical evaluation if you:

  • Fall asleep unintentionally several times per week
  • Struggle to stay awake while driving
  • Snore loudly and feel unrefreshed in the morning
  • Experience sudden muscle weakness with emotions
  • Have memory or concentration problems that are worsening

These could indicate conditions beyond simple fatigue.

If anything feels severe, progressive, or potentially life-threatening—speak to a doctor immediately.


Practical Steps to Stay Awake in Meetings

While you investigate the root cause, here are evidence-based strategies that may help:

Improve Sleep Hygiene

  • Go to bed and wake up at the same time daily
  • Keep your bedroom cool, dark, and quiet
  • Avoid caffeine 6–8 hours before bed
  • Limit alcohol
  • Stop screens at least 30–60 minutes before sleep

Use Strategic Movement

  • Sit upright rather than slouching
  • Take brief standing breaks before meetings
  • Volunteer to present or participate
  • Take notes actively

Light Exposure

  • Get morning sunlight exposure
  • Sit near natural light when possible

Caffeine Timing

  • Use caffeine strategically in the morning
  • Avoid late-afternoon consumption, which can worsen nighttime sleep

Short Power Naps

A 10–20 minute nap (if your schedule allows) can temporarily reduce EDS without disrupting nighttime sleep.


Don't Ignore Persistent EDS

If you continue asking, "EDS—why do I fall asleep during important meetings?", that's your cue to dig deeper.

Excessive daytime sleepiness is:

  • Common
  • Often treatable
  • Sometimes a warning sign of underlying medical issues

Start by evaluating your sleep habits. Take a few minutes to check your symptoms using Ubie's free AI-powered Sleep Deprivation assessment tool—it takes just a few minutes and can provide valuable insights into what may be contributing to your fatigue.

Then, take the next responsible step: speak to a doctor. A healthcare professional can:

  • Screen for sleep apnea
  • Review medications
  • Assess mental health
  • Recommend sleep studies if needed
  • Rule out medical causes such as thyroid disorders or anemia

The Bottom Line

Falling asleep during important meetings is not a character flaw. It's usually a sign your brain and body are not getting what they need.

Whether the cause is simple sleep deprivation, a sleep disorder, medication side effects, or a medical condition, there are solutions.

Don't ignore persistent EDS. Address it early. Protect your performance, your health, and your safety.

And if your symptoms feel severe, sudden, or potentially dangerous—seek medical care promptly.

Your alertness isn't just about productivity. It's about overall well-being.

(References)

  • * Drake CL, Roehrs T, Roth T. Excessive daytime sleepiness: an update on causes, consequences, and management. Clin Interv Aging. 2017 Jun 2;12:809-829. doi: 10.2147/CIA.S109819. PMID: 28607172; PMCID: PMC5462580.

  • * Sembulingam K, Harikrishnan R, Gitanjali B. Impact of Sleep Deprivation on Cognitive and Physical Performance in Shift Workers: A Systematic Review. J Clin Diagn Res. 2020 Aug;14(8):LE01-LE06. doi: 10.7860/JCDR/2020/45147.13906. Epub 2020 Aug 1. PMID: 33132709; PMCID: PMC7536484.

  • * Wyatt JK, Roth T, Roehrs T. The post-lunch dip in subjective alertness and performance: a review of the literature. Sleep Med Rev. 2017 Oct;35:102-113. doi: 10.1016/j.smrv.2017.03.004. Epub 2017 Mar 29. PMID: 28366479.

  • * Samanta M, Bhattacharyya M, Senthil Kumaran G, Roy Chaudhuri A, Das B. Impact of circadian rhythm on human performance and safety: a review. Front Public Health. 2023 Sep 14;11:1248937. doi: 10.3389/fpubh.2023.1248937. PMID: 37751964; PMCID: PMC10531542.

  • * Korman M, Zupančič M, Korać F. Consequences of Insufficient Sleep on Health and Performance at the Workplace: A Scoping Review. Int J Environ Res Public Health. 2022 Oct 29;19(21):13988. doi: 10.3390/ijerph192113988. PMID: 36365457; PMCID: PMC9654153.

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