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Published on: 2/10/2026
For women 65+, persistent daytime sleepiness often points to five common red flags: sleep apnea, medication side effects or interactions, anemia or vitamin B12 or folate deficiency, depression or chronic stress, and less commonly narcolepsy or other neurological sleep disorders. There are several factors to consider, and some call for prompt care if drowsiness affects driving or daily tasks or appears with chest pain, shortness of breath, confusion, falls, or sudden worsening; see below for the full list of warning signs, what to track, and the exact next steps to discuss with your doctor.
If you find yourself thinking, "i can't stay awake at work," you're not alone. Many women over 65 struggle with unexpected daytime sleepiness—even after what seemed like a full night's rest. While occasional tiredness can be normal, persistent sleepiness at work or during daily activities is not something to ignore.
As we age, our sleep patterns and health needs change. For women 65 and older, excessive daytime sleepiness can sometimes be an early sign of a medical issue that deserves attention. This article explains five important health red flags, using clear, practical language—without unnecessary alarm—so you can better understand what your body may be telling you.
Daytime sleepiness is more than an inconvenience. If you regularly feel like you can't stay awake at work, while driving, or even during conversations, it can affect:
Let's look at the most common and medically recognized reasons this happens in women 65+.
Sleep apnea is one of the most common and underdiagnosed causes of daytime sleepiness in older adults—especially women.
Sleep apnea causes breathing to stop and start repeatedly during sleep. These interruptions reduce oxygen levels and prevent deep, restorative rest—even if you sleep for 7–8 hours.
After menopause, hormonal changes increase the risk of sleep apnea. Many women don't snore loudly, which is why the condition often goes unnoticed.
Why this matters: Untreated sleep apnea increases the risk of heart disease, stroke, and cognitive decline. This is a condition you should speak to a doctor about promptly.
Many women over 65 take multiple medications, and sleepiness is a common side effect.
If you're thinking, "i can't stay awake at work since starting this medication," trust that instinct.
Important note: Never stop a medication on your own. A doctor or pharmacist can review your medications and adjust doses or timing safely.
Anemia and vitamin deficiencies become more common with age, especially in women.
These nutrients are essential for carrying oxygen and supporting brain function. Low levels can make even simple tasks exhausting.
Fatigue may be blamed on aging, but aging alone does not cause severe sleepiness.
A simple blood test can often identify these problems, and treatment is usually very effective.
Depression in older women doesn't always look like sadness.
You may still enjoy life but feel drained and sleepy all day.
Depression is a medical condition, not a personal weakness. Treatment can greatly improve energy, sleep, and overall well-being.
While less common, narcolepsy and related sleep disorders can appear later in life and are often misdiagnosed.
Narcolepsy affects how the brain controls sleep and wake cycles. People may fall asleep suddenly or feel overwhelming drowsiness during the day.
Because symptoms overlap with other conditions, narcolepsy is often missed for years.
If these symptoms sound familiar, using a free AI-powered Narcolepsy symptom checker can help you identify whether this condition might be affecting you and guide your conversation with a healthcare provider.
You should speak to a doctor as soon as possible if sleepiness:
These situations can be life-threatening if left unaddressed.
If you keep thinking, "i can't stay awake at work," take action rather than pushing through it.
A healthcare professional can determine whether testing, medication changes, or lifestyle adjustments are needed.
Feeling tired now and then is normal. Constantly struggling to stay awake is not. For women 65+, daytime sleepiness often signals a health issue that can be treated—sometimes easily, sometimes urgently.
Listening to your body, using reliable tools like a free AI-powered Narcolepsy symptom checker, and speaking to a doctor can protect your health, safety, and independence.
If you've been telling yourself, "i can't stay awake at work," consider that your body may be asking for help—and that help is available.
(References)
* Patel SR, Strohl KP, Sofer T, Stone KL, Ancoli-Israel S, Bertisch SM, O'Connor GT, Redline S. Sex Differences in Sleep Apnea Symptoms and Diagnosis. J Clin Sleep Med. 2018 Feb 15;14(2):331-338. doi: 10.5664/jcsm.6974. PMID: 29439775; PMCID: PMC5797825.
* Duntas LH, Biondi B, Biondi S. Management of Hypothyroidism in the Elderly. Horm Metab Res. 2021 May;53(5):310-317. doi: 10.1055/a-1406-3829. Epub 2021 May 26. PMID: 34044558.
* Blazer DG. Depression in Older Adults: A Review and Guide to Assessment and Treatment. J Clin Psychiatry. 2021 Mar 16;82(2):null. doi: 10.4088/JCP.20r13695. PMID: 33739504.
* Patel KV, Guralnik JM, Chaves PHM. Anemia in Older Adults: Current and Future Challenges. Curr Geriatr Rep. 2017 Mar;6(1):19-27. doi: 10.1007/s13670-017-0205-5. Epub 2017 Jan 3. PMID: 28439401; PMCID: PMC5392194.
* Kark SL, Chen JH, Gurevich D, Krystal AD. Sleep Disturbances in Older Adults: a Review of Risk Factors and Treatment Strategies. Curr Psychiatry Rep. 2021 Mar 2;23(4):21. doi: 10.1007/s11920-021-01227-2. PMID: 33651166; PMCID: PMC7924765.
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