Risk factors for the development of EAHa
| Exercise duration >4 h or slow running/exercise pace |
| Female gender (may be explained by lower body weight) |
| Low body weight |
| Excessive drinking (>1.5 L/h) during the event |
| Pre-exercise overhydration |
| Abundant availability of drinking fluids at the event |
| Nonsteroidal anti-inflammatory drugs (not all studies) |
| Extreme hot or cold environment |
↵a EAH, exercise-associated hyponatremia.