Most of us think stress only affects our mood. We feel anxious, lose focus, or become irritable. But stress may influence our body at a much deeper level.
Our DNA doesn’t change because of everyday stress. However, prolonged stress can affect epigenetics—chemical modifications that influence whether certain genes are more or less active without changing the DNA sequence itself. These changes help the body respond to its environment and are being studied for their role in stress-related conditions.
The good news is that epigenetic changes are dynamic rather than permanent. Healthy habits such as regular exercise, quality sleep, a balanced diet, and stress management may positively influence these biological processes over time.
It is fascinating to think that our genes are not simply following a fixed script. They constantly interact with our lifestyle and environment.
Perhaps taking care of our mental well-being is also a way of taking care of our biology.
Do you think lifestyle changes should be considered just as important as medication in preventing long-term disease?
References:
- Clinical Epigenetics. Epigenetic alterations following early postnatal stress: A review on novel aetiological mechanisms of common psychiatric disorders.
- Translational Psychiatry. Cell-type-specific epigenetic effects of early life stress on the brain.
MBH/DB