Doctors Note Logo

Published on: 7/21/2026

Can sleep disorders increase the risk of accidents?

Yoshinori Abe

Reviewed by Yoshinori Abe, MD

Internal Medicine

Yes, sleep disorders significantly increase the risk of accidents, particularly when driving, operating heavy machinery, or performing safety-sensitive tasks.

How sleep disorders raise accident risk:

  • Impaired reaction time: Sleep deprivation slows reflexes similarly to alcohol intoxication.
  • Reduced alertness: Conditions like sleep apnea, insomnia, and narcolepsy cause daytime drowsiness and microsleeps.
  • Poor judgment and focus: Fatigue affects decision-making, attention, and coordination.
  • Higher crash rates: Drivers with untreated sleep apnea are 2–3 times more likely to be involved in motor vehicle accidents.

Workplace injuries, falls, and drowsy-driving crashes are all more common among people with untreated sleep disorders. Early diagnosis and treatment can dramatically reduce these risks and improve quality of life.

If you've been experiencing fatigue, snoring, restless sleep, or daytime drowsiness, don't wait to find out what's going on. Understanding your symptoms is the first step toward safer days and better nights. Take a free, instant, online symptom check to get personalized insights into possible causes and clear guidance on next steps—no appointment, no cost, and results in just a few minutes.

Reviewed for medical accuracy: 07/20/2026

answer background

What brings you in today?

Can I treat this myselfDo I need to see a doctorWhere should I go for careI'm concerned about a symptomConcerned about a possible conditionMy symptoms are getting worseSeeking a second opinion

Not seeing your question? No worries.

Submit your own Question

Explanation

Sleep disorders, like sleep apnea, can make people very tired during the day. This tiredness can cause problems when driving or working.

Why Sleep Matters:

  • Sleep Apnea: This is a condition where breathing stops and starts during sleep, causing people to be very sleepy during the day. This sleepiness can lead to car crashes and mistakes at work.
  • Operator Fatigue: Being tired can make it hard to think clearly and react quickly. This is especially dangerous for people who drive or operate heavy machinery.

Managing Risks:

  • Awareness: Knowing that being tired can be dangerous is important.
  • Treatment: If you're experiencing persistent daytime sleepiness or suspect you may have a sleep disorder, use this free AI symptom checker to help identify potential causes and determine if you should talk to your doctor about treatment options to help you stay alert and safe.

By understanding these risks and taking steps to manage them, people can help prevent accidents caused by sleepiness.

(References)

  • Rodenstein D. (2009). Sleep apnea: traffic and occupational accidents. Respiration; international review of thoracic diseases, 19494476.

  • Duffy JF, Zitting KM, & Czeisler CA. (2015). The Case for Addressing Operator Fatigue. Review of human factors and ergonomics, 26056516.

  • Hiestand D, & Phillips B. (2011). assessing and managing risk in the motor vehicle operator. Current opinion in pulmonary medicine, 21921796.

Thinking about asking ChatGPT?Ask me instead

Tell your friends about us.

We would love to help them too.

smily Shiba-inu looking

For First Time Users

What is Ubie’s Doctor’s Note?

We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.

Was this page helpful?

Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.