My SO is in the hospital!

So by the title you already know my boo bear (that's my nik name for him) is in the hospital at the ICU. When he came home from work yesterday he went to his bedroom and started having an asthma attack. After he passed out, and started throwing up blood. This isn't the first time this had happened but it's happened twice in the past month. Last time it happened the doctors wouldn't tell him what's wrong with him. Or why it's happening. I just wanted to say this and tell someone