Publication date: Jul 10, 2025
They found higher levels of oxidative stress (which damages cells) in the people with ME/CFS and long COVID than in healthy peoples cells. They also found that women with ME/CFS were less able than healthy women to clear damaging substances called reactive oxygen species from their cells. Although this was not the case among men, those with ME/CFS had other signs of cell damage which were not seen in their healthy counterparts. The findings suggest there are similarities between ME/CFS and long COVID, the authors say.

| Concepts | Keywords |
|---|---|
| Covid | Blood |
| Fatigue | Cells |
| Healthy | Cfs |
| Lymphocytes | Characteristics |
| Women | Chronic |
| Common | |
| Covid | |
| Fatigue | |
| Found | |
| Healthy | |
| Long | |
| Looked | |
| Lymphocytes | |
| Peripheral | |
| Women |
Semantics
| Type | Source | Name |
|---|---|---|
| disease | MESH | Long COVID |
| disease | IDO | blood |
| disease | MESH | myalgic encephalomyelitis |
| disease | MESH | oxidative stress |
| disease | IDO | cell |
Original Article
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