I've been feeling really run down lately. I've had a cough that just won't go away, and it's starting to hurt when I cough. My chest feels tight, and my heart is racing. I've also been coughing up some phlegm that's a weird color.
i've feeling run down lately  i've cough just won't away  it's starting hurt cough  chest feels tight  heart racing  i've coughing phlegm that's weird color
pneumonia