See significance of persistent fatigue if you need information to help you answer the questions below.

These symptoms all returned to baseline 1 month post-donation, except for some cases of persistent fatigue in 3% of donors.

Prolonged fatigue is a self-reported, persistent (constant) fatigue lasting at least one month.

Chronic, persistent fatigue may be a symptom of various conditions, including:

Chronic fatigue syndrome is an uncommon cause of severe, persistent fatigue.

Inflammatory biomarkers for persistent fatigue in breast cancer survivors.

An individual with such a condition is expected to experience abdominal pain, recurrent episodes of bloody diarrhea, and persistent fatigue.

In January 1995, the man developed persistent fatigue and malaise.

In many cases, the most important medical response to persistent fatigue is to get tested for potential underlying physical or psychological medical conditions.

In high amounts, these cytokines can be toxic and lead to persistent fatigue.