Cortisol
Hormones 101

How Cortisol Affects Your Energy Levels

Written by Team Eli in collaboration with Dr. Fady Hannah-Shmouni, MD

How Cortisol Affects Your Energy Levels

At Eli, we know how challenging it can be to maintain steady energy levels throughout the day. If you’ve ever experienced fatigue, sluggishness, or energy dips, cortisol—your body’s primary stress hormone—could be to blame. While cortisol plays a crucial role in regulating energy, chronic stress and elevated cortisol levels can leave you feeling drained.
Here’s how cortisol influences your energy and five simple, effective ways to boost your energy by keeping cortisol in balance.

How Cortisol Impacts Energy Levels

Cortisol is produced by your adrenal glands and helps regulate your body’s sleep-wake cycle, blood sugar, and metabolism—key factors that influence your energy. Under normal conditions, cortisol levels peak in the morning to help you wake up and gradually decline throughout the day.
However, when you experience chronic stress, your body produces excess cortisol. This disrupts your natural cortisol rhythm, leading to irregular energy patterns. High cortisol levels can:
  • Cause sleep disturbances, leaving you fatigued during the day.
  • Lead to blood sugar spikes and crashes, resulting in energy dips.
  • Drain your body’s resources, leaving you feeling constantly tired.

"By maintaining balanced cortisol levels, you can boost your natural energy reserves and feel more vibrant throughout the day," says Dr. Fady Hannah-Shmouni, MD. To maintain stable energy levels, it’s essential to manage cortisol effectively. Here are five tips to help you boost your energy naturally by balancing cortisol.

1. Prioritize Sleep to Regulate Cortisol

One of the most important factors in maintaining healthy cortisol levels is sleep. Lack of sleep or poor sleep quality increases cortisol levels, leading to fatigue and energy crashes during the day. Sleep deprivation triggers a stress response in your body, causing cortisol to remain elevated when it should be declining.


Tip:
Aim for 7-9 hours of restful sleep each night. Establish a regular sleep schedule, avoid screens before bedtime, and create a calming bedtime routine to support deep, restorative sleep. By improving sleep quality, you’ll regulate cortisol and feel more energized throughout the day.

2. Eat Balanced Meals to Prevent Energy Dips

What you eat plays a crucial role in how your body manages cortisol and energy. When you consume sugary or processed foods, your blood sugar spikes, causing a temporary energy boost followed by a crash. This cycle triggers cortisol release as your body tries to stabilize blood sugar levels.

Tip:
Focus on eating balanced meals that combine complex carbohydrates, healthy fats, and protein. Foods rich in fiber, like whole grains and vegetables, help regulate blood sugar and keep cortisol levels steady. Include cortisol-friendly foods like salmon, walnuts, and leafy greens in your diet to support sustained energy.

3. Stay Physically Active to Boost Energy

Exercise is a great way to reduce cortisol and improve energy levels. Physical activity helps burn off excess cortisol, making you feel more alert and energized. Exercise also stimulates the production of endorphins—your body’s natural mood and energy boosters.

Tip:
Incorporate 30 minutes of moderate exercise, such as walking, cycling, or yoga, most days of the week. Exercise not only helps lower cortisol but also improves mood and cognitive function, keeping your energy levels steady throughout the day.

4. Practice Stress-Relief Techniques to Lower Cortisol

Chronic stress is one of the biggest drivers of elevated cortisol levels, and high cortisol can leave you feeling tired and mentally drained. Practicing stress-relief techniques like deep breathing, meditation, or yoga can help activate your body’s relaxation response, reducing cortisol levels and boosting energy.

Tip:
Incorporate stress-relief techniques into your daily routine, even for just 10-15 minutes a day. Activities like progressive muscle relaxation, mindfulness, or a few minutes of deep breathing can lower cortisol and help you recharge.

5. Monitor Your Cortisol Levels for Better Energy Management

Understanding how your cortisol levels fluctuate throughout the day can help you identify patterns that affect your energy. With Eli Health’s real-time cortisol tracking, you can monitor your hormone levels through a simple saliva test, giving you insights into how stress and lifestyle factors impact your energy.

Tip:
Use Eli Health’s cortisol tracking to monitor your daily cortisol patterns. This allows you to make informed decisions about when to incorporate stress relief, modify your diet, or adjust your routine to prevent energy dips. Real-time data can help you stay proactive in managing both cortisol and energy levels.

Final Thoughts

Cortisol plays a significant role in how your body manages energy, but when it’s out of balance, it can lead to fatigue and low energy. By prioritizing sleep, eating balanced meals, staying active, practicing stress relief, and monitoring your cortisol levels, you can take control of your energy and feel more refreshed throughout the day.

At Eli, we’re here to help you understand how your hormones affect your well-being. By tracking cortisol and making simple lifestyle changes, you can optimize your energy levels and improve your overall health. Start managing your cortisol today, and enjoy a more balanced, energized life.

Related Resources

Stressed Out? Simple Steps to Balance Your Cortisol Levels
Cortisol

Stressed Out? Simple Steps to Balance Your Cortisol Levels

Stress is tough, but understanding cortisol makes it easier. Learn to track, balance, and thrive.
How Cortisol Impacts Your Workouts, and How to Keep It in Check
Cortisol

How Cortisol Impacts Your Workouts, and How to Keep It in Check

Cortisol supports your workouts, but too much can hurt recovery and sleep. Learn how to balance stress for better fitness results.
How Cortisol Affects Mental and Cognitive Health
Cortisol

How Cortisol Affects Mental and Cognitive Health

Explore five ways to boost mental clarity and cognitive health by managing cortisol levels effectively.