How does exercise physiologically reduce anxiety?

Written by
Tran Quang
Reviewed by
Prof. Graham Pierce, Ph.D.Exercise relieves anxiety by generating physiological changes that can be measured. Aerobic activities, such as running or cycling, elicit immediate responses. These bodily responses influence the way your body releases stress hormones and remodels your brain's neural networks. Regular movement leads to long-term adjustments in your body's physiological responses to stress.
The main anxiety-reducing benefit from exercise is cortisol reduction. Excess stress hormones are purged from your bloodstream with physical activity. As little as thirty minutes of brisk walking can obtain substantial reductions in cortisol. This can mitigate sustained fight-or-flight responses, which contribute to chronic anxiety.
Neurotransmitter equilibrium is enhanced with routine activity. Any aerobic exercise will increase serotonin, your natural mood modulator. It elevates dopamine, leading to improved focus and determination. The changes to these chemicals happen both during and after exercise, inducing a natural relaxation, similar to the effects of medication.
Hormonal Regulation
- Cortisol clearance: Reduced stress hormone levels
- Endorphin release: Natural pain relief and mood boost
- BDNF increase: Brain-derived neurotrophic factor growth
Neural Rewiring
- Hippocampus growth: Memory center development
- Prefrontal cortex activation: Improved emotional regulation
- Amygdala calming: Reduced threat response sensitivity
Inflammatory Response
- Cytokine reduction: Lowered inflammation markers
- Oxidative stress decrease: Cellular protection
- Blood flow improvement: Enhanced oxygen delivery
Enhanced neural plasticity is responsible for the unique benefits of exercise. Exercise stimulates the growth of new neurons in the hippocampus. This brain region plays a crucial role in regulating mood. These new neurons allow you to build stronger neural connections, which will enable you to process stress differently, reduce automatic anxiety responses, and realize the difference over time.
*Reduction of inflammatory pathways* targets biological origins of anxiety. Physical activity reduces cytokine proteins associated with neural inflammation. With less inflammation in the brain, there is less chaotic communication within the brain. This helps to prevent anxiety circuits from becoming overly sensitive and reacting exaggeratedly.
When it comes to managing anxiety, consistency is more important than intensity. Thirty regular minute sessions of exercise will produce a better result than occasional longer sessions. Even if you need to break it into ten-minute increments, that's okay! A few minutes of movement a day helps maintain hormonal balance and neural benefits.
Read the full article: 10 Proven Ways How Reduce Anxiety Naturally