From the Research
Yes, you can experience transient decreases in white blood cell (WBC) and platelet counts, and stress can be a contributing factor. Acute psychological or physical stress triggers the release of stress hormones like cortisol and adrenaline, which can temporarily alter bone marrow function and blood cell distribution throughout the body 1. During stress, white blood cells may temporarily redistribute from circulation to tissues, and platelets may become sequestered in the spleen, resulting in lower measured counts in standard blood tests. Other common causes of temporary low counts include viral infections, certain medications, alcohol consumption, and vitamin deficiencies.
Some key points to consider:
- Transient changes in WBC and platelet counts can resolve once the underlying stressor is addressed 2.
- If you notice persistent low counts (lasting more than a few weeks) or very low values, medical evaluation is recommended to rule out more serious conditions 3.
- Simple blood tests repeated after the stressful period has passed can help determine if the low counts were indeed temporary.
- Maintaining good sleep habits, regular exercise, and stress management techniques may help minimize stress-related effects on blood cell counts 4.
- Certain viral infections, such as COVID-19, can also cause alterations in complete blood count parameters, including decreased platelet and lymphocyte counts, and increased neutrophil count and neutrophil-lymphocyte ratio 1.
It is essential to note that while stress can contribute to transient decreases in WBC and platelet counts, other underlying conditions may also be responsible for these changes. Therefore, if you experience persistent or severe changes in your blood cell counts, it is crucial to consult with a healthcare professional for proper evaluation and management.