I WAS AT Disney World Today Waiting In A Line

I WAS AT Disney world today waiting in a line for about 95 minutes when my head started swimming. I leaned against a rail. I started sweating. My ears started roaring and then I couldn't hear anything and everything went black. I could hear my daughter saying Mom, mom, mom. But it sounded like she was really far away. She was standing right in front of me. She said I was white as a ghost. I never passed out. I do not have diabetes