06/14/2026
Nucharee Yokdang (Joy), PhD β’ Administrator
Sharing because this matters to so many families. π
π To every family sitting at the bedside of a loved one with Alzheimerβs β this is for you.
If you have ever asked:
βWhy does mom sleep all day and wonβt wake up?β
βWhy does dad keep losing weight even though he eats?β
You are not alone. These are the questions I hear most often from families β and they deserve real answers, not vague reassurances.
Here is what the science actually tells us. π
π€ "Why Wonβt They Wake Up?"
In end-stage Alzheimerβs, the parts of the brain that keep us awake β the brainstem, the hypothalamus, the arousal networks β have been severely destroyed by the disease.
This is not your loved one giving up. This is what happens when the biology of wakefulness fails.
π¬ The science: Research shows that by end-stage, the neurons responsible for generating wakefulness (locus coeruleus, basal forebrain) are largely gone. The brainβs internal clock is also destroyed by tau pathology β so no amount of stimulation can restore a normal sleep-wake rhythm (Wu & Swaab, 2007).
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What helps most: Allow the rest. Gentle music, soft voice, a warm touch. These bring comfort without demanding a response.
βοΈ "Why Are They Still Losing Weight?"
This one breaks hearts. The patient eats. You make sure of it. And the weight still falls away.
Hereβs the truth: the weight loss is not happening because of a lack of food or a lack of care. It is the disease itself breaking down the body from the inside.
The medical name for this is neurogenic cachexia. The dying brain releases waves of inflammatory chemicals (TNF-Ξ±, IL-6, IL-1Ξ²) that signal the body to break down its own muscle and fat β regardless of what is eaten.
π¬ The science: Studies show this process is metabolically identical to cancer cachexia. Dietary calories simply cannot overcome inflammation-driven breakdown. The gut itself also absorbs less efficiently as the nervous system degenerates (Morley, 2012).
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What actually helps: Comfort feeding β small amounts of soft food, offered slowly, with patience and human warmth. This is the evidence-based standard of care.
π What Good Care Looks Like Now
Comfort-focused care is not doing nothing. It is doing everything that truly matters:
β’ π Pain and symptom management β assessed proactively, not reactively
β’ π« Skin care and repositioning to prevent pressure wounds
β’ π΅ Soft music, familiar voices, gentle touch β hearing is often the last sense to fade
β’ π¦· Oral hygiene to keep the mouth moist and comfortable
β’ π«Ά Family presence β your being there matters more than you know
β’ π A calm, peaceful environment free of unnecessary noise and alarms
π‘ Remember: Speaking kindly to your loved one, holding their hand, playing their favorite song β these are not small things. They are medicine.
π Preparing for What Comes Next
Knowing what to expect can transform fear into presence. These are normal signs of the natural end-of-life process β not emergencies:
β’ π€ More sleeping, harder to rouse β allow it
β’ π¬οΈ Changes in breathing β slower, irregular, with pauses β this is not painful
β’ π₯Ά Cooling hands and feet as circulation slows
β’ π Purplish mottling of the skin β a natural sign
β’ π Decreased interest in food and water β comfort feeding only, never force
π«Ά These are not signs of suffering. They are the natural signs of a peaceful passing. Your calm, loving presence is the greatest gift you can give.
π± A Final Word
Choosing comfort care is not giving up on your loved one.
It is choosing dignity over machines. Presence over procedures. Love over fear.
Science supports this path. And so does everything we know about what it means to care for another human being with grace.
π If this helped you, please share it. Another family may need these words today.
About the Author
Nucharee Yokdang, PhD β’ Administrator
Healthcare administrator dedicated to compassionate, evidence-based end-of-life and dementia care. Committed to empowering families with honest, science-grounded information so they can make decisions rooted in love rather than fear.
