son said he was dizzy eyes rolled back into his head and he started shaking girlfriend started calling out his name She didn't know what was happening she said after a few seconds he had stopped, after words he was cold sweating and very weak feeling. He is 6 ft 23 yrs old. 165 or less lbs. he smokes 1/2 pack cigs a day. Girlfriend said he has eaten a bowl of ice cream then eat an ice cream cone. then this happened to him. son says he gets dizzy well driving. can this be a panic attack or something.