Does Detoxing Make You Tired?

Detoxing from drugs or alcohol often causes significant fatigue due to the body’s adjustment to functioning without addictive substances. This tiredness stems from neurochemical imbalances, physical stress, disrupted sleep, and emotional strain as the brain and body recalibrate. Symptoms such as low energy, poor concentration, insomnia, and muscle aches are common, especially in the first days of detox, and may last from one to two weeks or longer in cases of Post-Acute Withdrawal Syndrome (PAWS). While exhaustion is a normal part of the healing process, it can be managed through proper hydration, balanced nutrition, adequate rest, gentle physical activity, and emotional support from peers or recovery groups.

Does Detoxing Make You Tired?

If you’re preparing to start treatment or support someone in recovery, you may be wondering: does detoxing make you tired? The simple answer is yes—feeling exhausted during detox is incredibly common. At Sequoia Recovery Centers, we help clients understand that fatigue is often a normal part of the body’s healing process as it adjusts to life without drugs or alcohol.

But while tiredness is expected, it shouldn’t be ignored. Knowing why detox can make you feel drained—and what to do about it—can make your recovery safer and more comfortable.

Why Does Detoxing Make You Tired?

Fatigue during detox has both physical and psychological causes. When you stop using addictive substances, your body goes through major changes as it recalibrates its systems.

Substances like alcohol, opioids, benzodiazepines, and stimulants alter the brain’s natural chemistry, often suppressing or boosting certain neurotransmitters. When you remove those substances suddenly, your brain and nervous system must adjust, which can leave you feeling worn out.

Beyond brain chemistry, withdrawal symptoms themselves are physically and mentally taxing. Insomnia, anxiety, muscle aches, sweating, or gastrointestinal issues all drain your body’s energy reserves. According to the Substance Abuse and Mental Health Services Administration (SAMHSA), these symptoms are normal but can be intense—especially in the first few days of detox.

Common Reasons for Fatigue During Detox

Fatigue is one of the most common and frustrating symptoms people experience during detox. Whether you’re withdrawing from alcohol, opioids, or other substances, the process puts your body through intense physical and emotional changes. Feeling drained, sluggish, or like you can’t keep your eyes open is your body’s way of signaling that it’s working hard to restore balance.

Neurochemical Imbalance

Addictive substances can hijack the brain’s reward system, increasing levels of dopamine or other feel-good chemicals. When those substances are removed, your brain can initially produce less dopamine on its own. This deficit often results in:

  • Low energy
  • Difficulty concentrating
  • Emotional numbness or sadness

These symptoms, sometimes referred to as anhedonia, can persist for several weeks but typically improve with time and support.

Physical Stress on the Body

Detox is physically demanding. Symptoms like shaking, nausea, fever, and rapid heartbeat can wear out even the healthiest individuals. Your immune system may also be temporarily weakened, contributing to feelings of exhaustion.

Sleep Disruption

Sleep problems are one of the most common complaints during detox. Many substances alter normal sleep cycles, and withdrawal can leave you struggling with insomnia or fragmented sleep. Fatigue quickly builds when your body can’t get adequate rest.

Emotional Stress

Detox isn’t just physical—it’s deeply emotional. Feelings of guilt, fear, anxiety, or depression can be draining. Emotional exhaustion often adds to the physical fatigue of withdrawal.

How Long Does Detox Fatigue Last?

A common question we hear at Sequoia Recovery Centers is, “How long will I feel this tired?” The answer depends on several factors:

  • The substance used
  • How long you’ve been using it
  • Your physical health
  • Whether you’re tapering gradually or quitting suddenly

For many, significant fatigue peaks within the first few days of detox and starts to improve in one to two weeks. However, some people experience lingering tiredness for several weeks or months—a condition known as Post-Acute Withdrawal Syndrome (PAWS).

The good news is that fatigue lessens over time. Your body and brain gradually rebalance, and energy returns as you move forward in recovery.

Tips for Managing Fatigue During Detox

Fatigue can feel overwhelming, but there are healthy ways to support your body as it heals. While nothing can eliminate tiredness entirely, you can reduce its intensity and duration. Follow these tips for managing your fatigue during detox:

  • Stay Hydrated and Nourished – Even if you have a poor appetite, aim for small, frequent meals with balanced nutrition. Dehydration and nutrient deficiencies can worsen fatigue. Whole grains, fruits, lean proteins, and plenty of fluids can help keep your body fueled.
  • Prioritize Rest – Sleep as much as your body needs, even if it means taking short naps during the day. However, try to keep a basic routine to help your body reestablish a normal sleep cycle.
  • Engage in Gentle Activity – Light activities like stretching, yoga, or short walks can boost energy without exhausting you further. Exercise can also help reduce anxiety and improve sleep over time.
  • Seek Emotional Support – Talking to others who understand recovery can lift emotional burdens that contribute to fatigue. Support groups like AA, NA, or SMART Recovery are excellent resources.

Take Care of Yourself—And Let Us Help

So, does detoxing make you tired? For most people, it does—but it’s a temporary stage on the path to a healthier, brighter future. Fatigue is your body’s way of signaling that it’s working hard to heal and adjust.

At Sequoia Recovery Centers, we’re committed to helping you feel safe and supported during this crucial time. Don’t let fear of fatigue hold you back from reclaiming your life. Reach out today to learn how we can help you through detox and beyond.

You deserve a fresh start—and we’re here to help you achieve it.

FAQs About Detox Fatigue

Does detoxing make you tired all day?

For many people, yes. Fatigue during detox can last all day, though some report having slightly more energy at certain times. Rest, hydration, and professional support can help reduce the severity.

Is being tired a sign detox is working?

Fatigue isn’t necessarily a “sign” that detox is working, but it does reflect that your body is adjusting to functioning without substances. It’s a normal part of the healing process.

Can fatigue last after detox is over?

Absolutely. Some people experience fatigue for weeks or months after detox due to Post-Acute Withdrawal Syndrome (PAWS). Ongoing treatment and support can help shorten the duration and improve symptoms.

Should I exercise if I’m tired during detox?

Mild exercise can help boost energy and mood, but it’s important to listen to your body. Gentle activities like walking or stretching are usually safe, but strenuous workouts may be too taxing early in detox.

When should I worry about being too tired during detox?

If fatigue is accompanied by chest pain, severe confusion, hallucinations, or difficulty breathing, seek medical help immediately. These could signal dangerous complications.

Medically reviewed by:

Audrey Grimm, PMHNP-BC

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Sequoia Recovery Centers

Chief Executive Officer

Audrey Grimm is one of Sequoia’s original founders and Chief Executive Officer. Audrey has spent her career working in behavioral health. She has over 10 years of nursing experience, half of that working in inpatient psychiatric and detox facilities. She graduated as a Psychiatric Nurse Practitioner in 2023. 

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