Are these symptoms of dehydration? today at softball practice i was working really hard when all of a sudden i felt extremely light-headed. this accompanied the urge to vomit and i had to sit down to avoid falling down. my vision seemed to turn black. i d

This : This sounds more like low blood sugar. Did you eat before practice? If so did you eat enough, that is also an important question? Also, dehydration could also have played a role. Was your fluid intake low? The pain in your throat may have been the start of a throat infection, which could make you more prone to dehydration. If these symptoms have occurred a second time and/ or your throat is sore or you have a fever, i recommend you have a complete evaluation by your doctor right away. Take care.