From:  A brief, comprehensive measure of post-exertional malaise

 PEM symptoms.

SymptomsComposite score
M (SD)
Physical fatigue88.63 (15.50)
Reduced stamina and/or functional capacity87.97 (13.08)
Unrefreshing sleep80.50 (17.07)
Aches all over your body80.30 (23.39)
Cognitive exhaustion79.77 (21.57)
Temperature dysregulation73.70 (25.74)
Muscle pain73.65 (19.02)
Muscle weakness/instability72.32 (19.97)
Insomnia71.87 (25.97)
Physically fatigued while mentally wired71.59 (18.43)
Problems thinking71.53 (17.48)
Flu-like symptoms68.85 (25.49)
Dizziness57.44 (26.94)