- pale, cool, moist skin
- numbness in the fingers and toes
- nausea
- faintness, dizziness
- confusion
- loss of consciousness
Fainting is a partial or complete loss of consciousness caused by a temporary reduction of blood flow to the brain.
People usually recover from fainting quickly, often within seconds, without any lasting effects.
Fainting can occur at any time and can be triggered by:
- emotional shock
- pain
- overexertion
- exhaustion
- lack of food
- sight of blood
- low blood pressure
- standing still in hot conditions.