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Story summary
- Daniel M. Davis of Imperial College London states that long-term stress drives sustained cortisol release that suppresses immune function.
- Short-term stress temporarily alters immune cell levels.
- This cortisol-driven suppression reduces the immune system's effectiveness against diseases such as cancer.
- Mindfulness and tai chi may lower cortisol.
- Davis notes that ethically testing immune responses in large populations remains challenging and recommends consulting a GP for concerns about long-term stress.
