Iam A 23 Year Old Female Not Over Weight I

iam a 23 year old female not over weight i was chopping fire wood so my heart rate was increased , then my stomach became sick and started coughing went to the bathroom, i began to sweat all over my body and it felt like it was buring up i felt very weak so i tryed to walk and i became verry dizzy and my vision begain to go black in and out and i felt like a had pins and needles all over my body , i went and laid down how ever i feel batter but my body fells kinda achy and weak still what could this have been ? i was affraid i was taking a heart attack