1. Sarkozy did not lose consciousness but stayed in hospital overnight for what his office described as routine cardiological examinations.
2. Depending on the severity of their condition, epileptics can suffer sudden muscle spasms and even lose consciousness without warning.
3. From here on out, crews slowly lose consciousness with only their willpower to finish.
4. A depressed astronaut could feel severe pain in the joints, have breathing difficulty or could even lose consciousness.