Will the blood in my clothes come out if I put them on the cold setting

yeah, but it depends if you put detergent or not.

Explanation:

this has happened to me many time sand my plan always works to get the blood out ...

Explanation:

take some detergent and rub it into he stain whew the blood is add a little bit of cold water and keep adding bits of detergent and if theirs still some blood left add some baking soda or borax of you have some

depends if you are a hoarder or not

answer; eat a strict gluten-free diet;