since march 1st i've been having chest pain, and heart palpations, headaches and a weird taste in my mouth. been to the er three difeerent times, they ran blood work, did x rays, ct scan on head and chest, and did a ekg.everything came back good. I am a 17 year old male. i've suffered my whole life with constant stress, anxiety, and ptsd. could either of my mental illnesses be causing these problems? im scared for my life that death is near, its the only thing i think about. i have a baby on the way i cant die. please help me.