Help! I can't eat meat, without throwing up?

I'm going on 2 weeks now where I haven't eaten many meat, beyond a few bites and then later I either violently throw up or have sever diaeria. it''s not just with meat it's with ANY proteinish foods. I can handle starches and fruits, and veggies. but I'm a meat and chicken loving Texan! what's going on? my need some substence right?