In those who have a healthy immune system, toxoplasmosis may not cause symptoms, because the parasite is inactivated by the body.

Symptoms of toxoplasmosis in those with a healthy immune system may include:

• Swollen glands
• Fever
• Rash
• Excessive sweating at night
• Muscle aches
• Sore throat
• Headache

Symptoms of toxoplasmosis in those with a weak immune system may also include:

• Severe headache
• High fever
• Neck pain
• Neck stiffness
• Confusion
• Difficulty speaking
• Difficulty walking
• Hearing loss
• Numbness in one arm or leg:
• Arm numbness (unilateral)
• Leg numbness (unilateral)
• Arm and leg numbness (unilateral)
• Weakness in one arm or leg:
• Arm weakness (unilateral)
• Leg weakness (unilateral)
• Arm and leg weakness (unilateral)
• Facial weakness (unilateral):
• Facial drooping
• Seizure
• Cough
• Difficulty breathing