The side effects included transient dizziness, dissociation, disorientation, loss of balance, impaired memory and cognition, and weakness in the legs.

Listeriosis can cause fever, muscle aches, headache, stiff neck, confusion, loss of balance and convulsions, and sometimes diarrhoea and gastrointestinal symptoms.

Symptoms can include headache, muscle aches, fever, confusion, loss of balance, stiff neck and diarrhea.

Symptoms include fever, muscle aches, headache, stiff neck, confusion, loss of balance and convulsions sometimes preceded by diarrhea or other gastrointestinal issues.

Hydrogen sulfide exposure has neurological effects as well, including memory loss, fatigue and loss of balance.