I've been having chest pain fast heart beat night sweats its been really hard to sleep light headed weak some numbness in my hands non stop dihera coughing alot and I don't smoke I feel like I'm going to passout I'm only 17 I don't know what it can be I had a quick check up I had to call 911 4 times they said it can e anxiety but I've been having non stop chest pain for 4 days plz help I don't have money to pay for online questions plz email me at YYYY@YYYY plz