Ebola's effects on humans Ebola can be spread to humans only after symptoms have begun. Symptoms can appear from two to 21 days after exposure. Day 5-9: Fatigue, headache, fever and chills Day 10: High fever, vomiting blood, rash, passive behavior Day 11: Bleeding from the nose, mouth, eyes, and anus Day 12: Seizures, internal bleeding, loss of consciousness, death