Online Classifieds Directories Ecards Homeloans Lastminute. Com Mobile Magic Myiafrica. The three things that appear to wreck ultra runners days are nausea, cramp and gastrointestinal disturbances, appropriately termed 'the trots'. There cannot be a distance runner who has not had this unpleasant experience at some stage in their running career. However, because nausea is a symptom of so many conditions it is difficult to pinpoint a precise and single cause.
Lets consider each option more carefully.
Hypoglycaemia is bound to occur in any sports event of longer than 2 hours duration if the athlete has not ingested any carbohydrate during the event. Once your stores are depleted your glucose levels will decline and as glucose is the only nutrient the brain can use as fuel, it is not going to work so well as the supply dwindles. Also, cold fluids are absorbed quicker than warm fluids. And importantly, the more full the stomach is the quicker it will empty. Many athletes make the mistake of not drinking for the first hour of a race or drinking intermittently.