Sarah Maxwell takes a look at the effects exercise has on the body’s stress levels

Cortisol has become one of the most talked-about hormones in modern health – and not without reason. Commonly labelled the “stress hormone,” it’s often blamed for everything from anxiety to stubborn weight gain. But the truth is more nuanced. Cortisol isn’t something to fear – it’s something to understand and manage.

Produced by the adrenal glands, cortisol plays an essential role in the body. It regulates energy, supports cardiovascular function, and helps control inflammation. It’s also a key part of your survival system, rising when you need focus, strength or alertness. In short, cortisol is not the problem – chronic imbalance is.

When stress becomes constant, cortisol levels can remain elevated for too long. This is where issues begin. Research links prolonged high cortisol to anxiety, low mood, poor sleep and metabolic challenges such as weight gain. The modern lifestyle – fast-paced, always-on, and often under-recovered – creates the perfect conditions for this imbalance.

One of the most effective ways to regulate cortisol is exercise. Movement triggers the release of endorphins – your body’s natural mood boosters – which help counteract stress hormones and create a sense of wellbeing. But not all exercise affects cortisol in the same way.

High-intensity training – think HIIT sessions, endurance sports, competitive training, or heavy weightlifting – places significant demand on the body. In response, cortisol temporarily rises. This is not only normal but beneficial. It sharpens focus, increases energy and helps you perform at your peak.

The problem arises when intensity is constant, and recovery is lacking. Without adequate rest, the body remains in a prolonged state of stress, which can lead to fatigue, reduced 

performance, and even burnout. More isn’t always better – especially when it comes to training.

The real key to managing cortisol lies in balance. A well-designed routine blends high-intensity workouts with lower-impact, restorative movement. This approach allows you to challenge your body while also giving it space to recover, adapt, and grow stronger.

Adding in holistic practices and therapies is a great addition to your overall health: 

• Qigong combines gentle, flowing movement with controlled breathing and mindful awareness. Regular practice can reduce anxiety, improve flexibility and balance, increase energy flow, and support mental health. 

• Mindfulness and meditation build awareness and emotional resilience, helping you respond to stress rather than react to it by rapidly calming the nervous system. (Even just a few minutes a day is beneficial). Add in some gentle movement: walking in nature, relaxed swimming, or dancing can significantly reduce stress by promoting endorphin release without overloading the body.

• Massage (aromatherapy massage in particular) can enhance relaxation, while treatments like Reiki are often used to restore a sense of internal balance (and can be incorporated into a massage session). 

• Yoga combines physical postures, breath control, and meditation to enhance flexibility, strength, and mental clarity. It’s a great addition to any exercise program. 

I often recommend Pilates as a great way to start an exercise program, and I use it with my clients to improve posture, strength, and body awareness. 

A balanced weekly routine might include a mix of 

strength, intensity, and recovery, e,g,:

Monday: Pilates, yoga 

Tuesday: Heavy training

Wednesday: Moderate training

Thursday: Heavy session or active recovery (nature walk, swim, massage)Friday: Moderate workout

Saturday: Heavy training

Sunday: Full recovery with gentle movement or rest

Managing cortisol isn’t about eliminating stress or avoiding challenge, it’s about knowing when to push and when to stop. When you learn to balance intensity with rest and recovery, you don’t just improve your fitness, you transform your health and overall wellbeing. Because real strength and good health aren’t just about how hard you can go, it’s about getting a good balance. It’s not optional, it’s essential!

Sarah Maxwell is a multi-award winning Lifestyle Wellbeing and Fitness coach. You can find her at sarahmaxwell.com 

Get in touch via email at sarahmaxwell@mail.com 

and on social

@sarahmaxlife 


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