Exploring the Link between Low Serotonin Levels and Long COVID – The News Teller

Title: Study Suggests Decreased Serotonin Levels Linked to Long COVID Symptoms

Introduction: A new study has shed light on the potential link between decreased levels of serotonin in the body and the persistent symptoms experienced by long COVID patients. Even after acute COVID symptoms subside, traces of the virus remain in the gastrointestinal tract, where serotonin is produced. This discovery offers important insights into the cognitive difficulties and memory problems reported by individuals suffering from long COVID.

The Study: The study, which analyzed questionnaire surveys and medical chart reviews of 1,540 hospitalized long COVID patients, aimed to determine the root cause of the persisting symptoms. Patients reported a range of symptoms, including fatigue, cognitive difficulties, headaches, anxiety, loss of endurance, problems with sleep, and memory loss.

Comparative Analysis: Blood samples from long COVID patients were compared to samples from fully recovered COVID patients and those in the midst of an active infection. The analysis revealed that long COVID patients had different levels of chemicals in their bodies, with serotonin being the most significant difference. Serotonin, known for its role in mood regulation, digestion, sleep, bone health, wound healing, blood clotting, and sexual desire, showed significantly reduced levels in long COVID patients.

Underlying Mechanism: The study suggests that leftover bits of the virus in the gastrointestinal tract may cause inflammation, preventing the absorption of tryptophan, a necessary chemical for serotonin production. This disruption in serotonin levels may explain the cognitive difficulties and memory problems experienced by long COVID patients. Additionally, long COVID patients had higher levels of enzymes that break down serotonin, exacerbating the decrease in serotonin levels.

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Implications and Future Directions: Serotonin levels were found to be predictive of recovery or the development of long-term complications after COVID infection. However, further studies are needed to establish a definitive causal link between low serotonin levels and long COVID.

Understanding Long COVID: Long COVID is a condition where symptoms persist for at least four weeks after clearing the initial COVID infection. It encompasses a wide range of symptoms, including fatigue, difficulty breathing, headaches, brain fog, joint and muscle pain, and loss of taste and smell. Recognizing the significant impact of long COVID, the Biden administration has established the Office of Long COVID Research and Practice to study the condition and provide support to those affected.

Conclusion: The recent study linking decreased serotonin levels to long COVID symptoms offers valuable insights into the persisting effects of the virus. Understanding the underlying mechanisms can aid in the development of targeted interventions and treatments for those suffering from long COVID.

Queenie Bell

"Introvert. Avid gamer. Wannabe beer advocate. Subtly charming zombie junkie. Social media trailblazer. Web scholar."

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