\what causes blackout
Research the causes of these symptoms that are similar to, or related to, the symptom Blackouts: 1  Dizziness (1357 causes). 2  Fainting (1326 causes). 3  Seizures (2418 causes). 4  Head injury (3 causes). 5  Brain injury. 6  Syncope (2084 causes). 7  Giddiness and Feeling Faint. 8  First Seizure.