Here is a helpful list of possible symptoms from BAE (at the end of the link), which may be experienced from contaminated cabin air - familiar anyone?
Head normal, headache, light-headed, pressure in head, ‘moon-walking’.
General normal, dizzy, faint, giddy, vague lack of concentration, poor co-ordination.
Alertness normal,
fatigued, tired, sleepy, somnolent, exhausted.
Emotions normal, relaxed, euphoric, elated, ‘drunk’, intoxicated, irritable, morose, pugnacious.
Eyes normal, dry, irritated, burning, streaming.
Nose normal, dry, irritated, burning, streaming.
Throat normal, dry, irritated, burning.
Breathing normal, shortness of breath, breathless, laboured breathing, rapid breathing, pressure in chest.
Stomach normal, nauseous, vomiting.
Numbness or Tingling none, scalp, hair-roots, nose, lips, fingers, toes.
‘Blueness’ none, lips, nail-beds, finger-tips.
http://www.aerotoxic.org/download/do...6-RJ-536-1.pdf
I had most of them, but crippling fatigue was by far the worst.
DB