Exercise and Daytime Fatigue: Breaking the Cycle of Low Energy

Exercise and Daytime Fatigue: Breaking the Cycle of Low Energy

If you’re one of the many people who feel like you’re running on empty during the day, you’re not alone. Fatigue is a widespread issue, and many adults find themselves battling low energy levels that seem to persist no matter how much they rest. But what if the solution to your low energy could be found in something you’re avoiding - exercise?

It may sound counterintuitive, but research suggests that regular physical activity can help break the cycle of fatigue and actually boost your energy levels. Rather than making you more tired, exercise has the potential to help you feel more awake, alert, and ready to take on the day.

Why Too Much Rest Can Make You Feel Worse

When you’re tired, it’s tempting to rest and conserve energy, but research shows that too much inactivity can leave you feeling more drained. According to studies, a lack of movement can lead to reduced circulation, lower cardiovascular fitness, and overall sluggishness, all of which contribute to persistent fatigue.¹ In simple terms, sitting still too much can make you feel worse in the long run.

Exercise, on the other hand, helps increase blood flow, boosts heart function, and supports better oxygen delivery to muscles and tissues - all of which contribute to higher energy levels. Additionally, engaging in physical activity can enhance the quality of your sleep, which plays a significant role in how energetic you feel during the day.²

The Surprising Power of Exercise for Energy

It’s easy to assume that exercise will tire you out even more when you're already feeling exhausted, but research shows that regular exercise can actually make you feel more energetic.¹ Even low-to-moderate activities - such as walking, swimming, or light stretching - can help fight fatigue and improve your stamina over time.

A 2020 study by Harvard Health found that physical activity stimulates the production of endorphins and other hormones that contribute to a sense of well-being and vitality. When you feel better physically, you’re more likely to have the energy to tackle tasks throughout the day, from work to personal commitments. The more you exercise, the more you energise both your body and your mind.³

Small Steps, Big Impact

If you’re already feeling fatigued, the idea of starting a new exercise routine might feel overwhelming. But the key to breaking the cycle of low energy is starting small and gradually building up. You don’t need to run marathons or spend hours at the gym - small, consistent efforts can have a significant impact. Begin with a 10-minute walk or some gentle stretching and increase the duration and intensity over time as you start to feel more capable.

Remember, exercise isn’t just about physical strength - it’s about building mental resilience, too. Studies from Medicine in Motion show that exercise helps to lower stress levels and improve mood, which can alleviate feelings of fatigue and mental exhaustion. Managing your mental health and reducing stress through regular activity can, in turn, make it easier to get quality rest and wake up feeling refreshed.⁴

When Fatigue Needs More Than Just Exercise

If you’re still feeling exhausted despite regular exercise, it could be a sign of an underlying health issue, such as sleep apnea, nutritional deficiencies, or conditions like anaemia or thyroid problems. These can disrupt your sleep quality and leave you feeling fatigued, no matter how much you move.

If your tiredness persists, it’s important to consult a healthcare professional. They can help identify the root cause of your fatigue, which may include testing for sleep disorders or other health conditions. By addressing the underlying issue, you’ll be able to break the cycle of exhaustion and start feeling more energised and alert.

How Sove CPAP Clinic Can Help

Founded in 2008, Sove CPAP Clinic has grown to become a leading provider of respiratory and sleep services and products in Australia, with over 90 clinics nationwide. Our comprehensive clinical team includes Respiratory & Sleep Specialists, Sleep Technologists, and Treatment Consultants, ensuring you receive personalised care. All medical procedures, including sleep studies and lung function testing, are bulk billed to all eligible Australians, with minimal wait time.

If you would like to speak to a Respiratory & Sleep Physician, book a bulk-billed sleep study, or seek advice for sleep apnea, you can reach us at 1300 76 29 39 or info@thecpapclinic.com.au.

ALWAYS FOLLOW THE DIRECTIONS FOR USE. CPAP is used for Obstructive Sleep Apnea treatment. When considering whether a sleep study or CPAP is right for you, speak to your doctor. Medicare criteria and T&Cs apply.

References:

1. “Does Exercise Help with Fatigue? What Research Shows.” ScienceInsights, 4 Mar. 2026, scienceinsights.org/does-exercise-help-with-fatigue-what-research-shows/

2. Corliss, Julie. “The Many Ways Exercise Helps Your Heart - Harvard Health.” Harvard Health, Harvard Health, 1 Jan. 2023, www.health.harvard.edu/heart-health/the-many-ways-exercise-helps-your-heart.

3. “Exercising to Relax - Harvard Health Publishing - Harvard Health.” Harvard Health, Feb. 2011, www.health.harvard.edu/healthy-aging-and-longevity/exercising-to-relax

4. “Energise Your Life: Managing Fatigue through Exercise | Medicine in Motion.” Medicine in Motion, 8 Dec. 2024, www.medicineinmotion.com.au/energise-your-life-managing-fatigue-through-exercise/.