Photophobia is a symptom found in the Nipah Virus scenario, the Necroa Virus, the Simian Flu & the Shadow Plague DLC.
To obtain this symptom it is necessary to evolve Bat 1, Swine 1 or Horse 1.
This symptom causes the infected to experience discomfort when looking at bright lights, decreasing future cure research speed.
- If the player evolves this symptom, the countries affected with the simian flu will begin to nationalize the sunglasses industry.
This symptom causes excessive optic nerve impulses that trigger a severe intolerance to light. This symptom increases infectivity as a result.