 [ Symptoms ] how can i find a doctor for a specific breathing issue  if i walk up stairs or cardio exercise i am out of breath immediately my heart pounds and my legs feel tight i have been seeing multiple doctors to no avail i have been told acid reflux asthma and vocal cord dysfunction i have seen doctors for and treated all 3 and guess what   i still can not breathe  how do i find a doctor to treat this i have asked to be sent to a cardiologist    but i do not think i should be doing all the guessing here and throwing my money away thank you [ Disease ] when i was a teenager i was on that finally got off it cause all i did was sleep even though i was sickly i still wanted a somewhat normal life and not sleep all the time